| A multi-center, randomized, parallel-group study to assess the changes in macular pigment density and visual performance in the patients with age-related macular degeneration, who received a lutein supplement | A multi-center, randomized, parallel-group study to assess the changes in macular pigment density and visual performance in the patients with age-related macular degeneration, who received a lutein supplement - A multi-center study to assess the macular pigment density and visual performance in age-related macular degeneration | JPRN-UMIN000007628 |
| Preventive effect of lutein treatment on angiographic macula edema after cataract surgery | Preventive effect of lutein treatment on angiographic macula edema after cataract surgery - Preventive effect of lutein on macula edema after cataract surgery | JPRN-UMIN000000938 |
| Effects of dual-task exercise combined with mouth rinse and paprika xanthophyll ingestion on cognitive function | Effects of dual-task exercise combined with mouth rinse and paprika xanthophyll ingestion on cognitive function - Effects of dual-task exercise combined with mouth rinse and paprika xanthophyll ingestion on cognitive function | JPRN-UMIN000054104 |
| To assess the Safety and Effectiveness of Supplementation of Lutein Formulations on Improving Macular Pigment Optical Density | A Prospective, Randomized, Double-Blind, Placebo Controlled Study to Evaluate the Safety & Efficacy of Supplementation of Lutein Formulations on Improving Macular Pigment Optical Density in Healthy Adults - Nil | CTRI/2023/11/060356 |
| Clinical trial on eye health | A Randomized, double-blind, three arm, placebo-controlled clinical study to evaluate the modulatory effect of Lutein and Zeaxanthin supplementation (Gleamax / Vividawn) on MPOD levels along with Glare disability and Contrast enhancement in healthy subjects. - NIL | CTRI/2023/12/060711 |
| Clinical and Radiographic Assessment of PRF Versus Lutein Placement | Clinical and Radiographic Assessment of PRF Versus Lutein Placement Around Immediately Placed Dental Implants | NCT06358352 |
| Long Term Effects of Lutein/Zeaxanthin and Omega-3- Supplementation on Optical Density of AMD Patients (LUTEGA) | Long Term Effects of Lutein/Zeaxanthin and Omega-3- Supplementation on Optical Density of AMD Patients (LUTEGA) | NCT00763659 |
| Long Term Effects of Lutein/Zeaxanthin and Omega-3- Supplementation for Two More Years (LUTEGA 2) | Long Term Effects of Lutein/Zeaxanthin and Omega-3- Supplementation on Optical Density of AMD Patients for Two More Years (LUTEGA 2) | NCT01648660 |
| Effects of dietary supplementation containing lutein, zeaxanthin, and omega-3 polyunsaturated fatty on the serum carotenoids and fatty acids concentrations, macular pigment and visual function in people with long-term computer display light exposure | Effects of dietary supplementation containing lutein, zeaxanthin, and omega-3 polyunsaturated fatty on the serum carotenoids and fatty acids concentrations, macular pigment and visual function in people with long-term computer display light exposure | TCTR20220904002 |
| Effects of Lutein on Visual Function | Beneficial Effects of Lutein on Visual Function in Healthy Subjects | NCT03113864 |
| A study for the effects of ingestion of food containing plant extract and lutein on visual function.:A randomized, double-blind, placebo controlled trial | A study for the effects of ingestion of food containing plant extract and lutein on visual function.:A randomized, double-blind, placebo controlled trial - A study for the effects of ingestion of food containing plant extract and lutein on visual function. | JPRN-UMIN000024336 |
| Evaluation of Antioxidant Activity of Oral Lutein in Preterm and Term Newborn | Evaluation of Antioxidant Activity of Oral Lutein in Preterm and Term Newborn | NCT02068807 |
| Intake of lutein-rich spinach and biomarkers; a pilot study | Intake of lutein-rich spinach and biomarkers; a pilot study - Spinach study | JPRN-UMIN000014106 |
| Dietary Lutein and the Retinopathy of Prematurity | The Placental and Mammary Transfer of Lutein and Zeaxanthin Into the Fetus and the Breast-fed Infant | NCT00672230 |
| Safety evaluation of an excessive consumption of Bilberry extract and Lutein | Safety evaluation of an excessive consumption of Bilberry extract and Lutein - Safety evaluation of an excessive consumption of Bilberry extract and Lutein | JPRN-UMIN000025414 |
| The Effects of Lutein and Zeaxanthin Supplementation on Vision in Patients With Albinism | A Randomized Placebo-controlled Trial to Investigate the Effect of Lutein and Zeaxanthin Supplementation on Macular Pigment and Visual Function in Albinism - LUtein for VIsion in Albinism (LUVIA) | NCT02200263 |
| Evaluation of the Benefits of FloraGLO™ Lutein on Skin Health | A 12-Week, Randomized, Double-Blind, Placebo-Controlled Evaluation of the Benefits of FloraGLO™ Lutein on Skin Health | NCT03769779 |
| The effect of lutein supplementation on macular pigment density in patients who have undergone cataract surgery | Prospective, open, pilot study of oral supplementation with lutein in patients having undergone cataract surgery: effect on macular pigment density | ISRCTN71306406 |
| A study to assess the effect of Lutein & Zeaxanthin on Visual improvement among thehealthy subjects | A Double-Blind, Placebo-Controlled Trial on the Effects of Lutein and Zeaxanthinon Macular pigment optical density response, Photo stress Recovery, GlareDisability, and Chromatic Contrast - Nil | CTRI/2023/08/057023 |
| Effects of lutein/ zeaxanthin on eye health, eye strain, sleep quality, and attention in high electronic screen users | Effects of lutein/ zeaxanthin on eye health, eye strain, sleep quality, and attention in high electronic screen users: a randomised, double-blind, placebo-controlled study | ACTRN12623000427673 |
| Effects of Lutein Supplementation on Subclinical Atherosclerosis | The Effects of Lutein Supplementation on Subclinical Atherosclerosis | NCT01534533 |
| The effect of the dietary antioxidant supplements lutein and zeaxanthin on retinal macular pigment optical density | Macular pigment response to supplemental lutein and zeaxanthin: a twin heritability study | ISRCTN55089134 |
| A prospective, randomized, double blind study comparing lutein to placebo for reducing occurrence and severity of retinopathy of prematurity, and evaluating antioxidative power and central visual function. | A prospective, randomized, double blind study comparing lutein to placebo for reducing occurrence and severity of retinopathy of prematurity, and evaluating antioxidative power and central visual function. - Lutein supplementation in preterm infants. A RCT. | JPRN-UMIN000007041 |
| Effects of Lutein and Zeaxanthin Supplementation on Early Age-related Macular Degeneration | The Effects of Lutein and Zeaxanthin Supplementations on Early Age-related Macular Degeneration | NCT01528605 |
| Macular Pigment Density Evolution in Unilateral Wet AMD Versus Non AMD Patients With or Without Lutein and Zeaxanthine Supplementation | Assessment of the Evolution of Macular Pigment Density in Two Distinct Populations, Before and After Supplementation With Nutrof Total Versus Dietary Supplement Without Lutein and Zeaxanthin, Using the Macular Pigment Module of Visucam 200 or Visucam 500 (Zeiss). | NCT01404845 |
| Lutein Bioavailability From Fresh and Dried Beverages | Bioavailability of Lutein From a Lutein-enriched Egg-yolk-beverage and Its Dried Re-suspended Versions. | NCT01400763 |
| Effectiveness for macular pigment with lutein supplementation in central serous chorioretinopathy | Effectiveness for macular pigment with lutein supplementation in central serous chorioretinopathy - Effectiveness for macular pigment with lutein supplementation in central serous chorioretinopathy | JPRN-UMIN000005849 |
| Lutein and zeaxanthin supplementation in preterm infants to prevent retinopathy of prematurity | LUtein and zeaxanthin SUpplementation in Preterm infants to prevent RetinOpathy of Prematurity: a multicentre prospective randomised double-blind placebo-controlled study | ISRCTN10624844 |
| Bioavailability of lutein from potatoes -a pilot study. | Bioavailability of lutein from potatoes -a pilot study. - Bioavailability lutein | NL-OMON37412 |
| Bioavailability of lutein from a lutein-enriched egg-yolk-beverage and its dried re-suspended versions. | Bioavailability of lutein from a lutein-enriched egg-yolk-beverage and its dried re-suspended versions. - Lutein bioavailability from fresh and dried beverages | NL-OMON35978 |
| The clinical study for the effect of oral supplementary drugs containing lutein on macular pigment density | The clinical study for the effect of oral supplementary drugs containing lutein on macular pigment density - The effect of oral supplementary drug containing lutein on macular pigment density | JPRN-UMIN000011512 |
| The effects of 2 types of lutein supplements on macular pigment and visual functions | The effects of 2 types of lutein supplements on macular pigment and visual functions - Macular pigment and visual functions | JPRN-UMIN000004593 |
| Effects of buttermilk with or without lutein-enriched egg yolk on the serum LDL-cholesterol concentration of slightly hypercholesterolemic volunteers | Effects of buttermilk with or without lutein-enriched egg yolk on the serum LDL-cholesterol concentration of slightly hypercholesterolemic volunteers - buttermilk and cholesterol | NL-OMON38303 |
| Levels of Macular Pigment Optical Density Responses to Supplementation with Different Levels of Lycium Barbarum and Lutein in Patients with High Myopia of Different Categories | Levels of Macular Pigment Optical Density Responses to Supplementation with Different Levels of Lycium Barbarum and Lutein in Patients with High Myopia of Different Categories | ChiCTR2100046748 |
| Efficacy of Lutein, Zeaxanthine and Trypan Blue to Stain the Anterior Lens Capsule | A Descriptive Study to Evaluate the Efficacy of the Dye Compound of the Combination of Lutein, Zeaxanthin and Trypan Blue to Stain the Anterior Lens Capsule During Cataract Phacoemulsification. | NCT01621789 |
| Effects of Lutein and Zeaxanthin Supplementation on Age-related Macular Degeneration | Effects of Lutein and Zeaxanthin Supplementation on Age-related Macular Degeneration | NCT01048476 |
| The Influence of Lutein Supplements on Age-related Macular Degeneration | The Influence of Lutein Supplements on Age-related Macular Degeneration | NCT01042860 |
| Association of Lutein, Zeaxanthin and Brilliant Blue in Chromovitrectomy | A Descriptive Study to Evaluate the Effectiveness of the Dye Compound of the Combination of Lutein, Zeaxanthin and Brilliant Blue in Chromovitrectomy | NCT01627977 |
| Effect of lutein with milk on physical activity | Efficacy of lutein-milk for improving exercise self-efficacy and exercise participation in older adults | ACTRN12611000248965 |
| Randomized, three-group, parallel comparative study on changes in macular pigment optical density and visual function due to administration of supplements containing lutein and omega3 fatty acids to patients with age-related macular degeneration (patients treated with ranibizumab) | Randomized, three-group, parallel comparative study on changes in macular pigment optical density and visual function due to administration of supplements containing lutein and omega3 fatty acids to patients with age-related macular degeneration (patients treated with ranibizumab) - The comparative study on the effects of lutein and omega3 fatty acids supplements to age-related macular degeneration | JPRN-UMIN000004804 |
| Single center, randomized, double-blind, placebo-controlled clinical trial of lutein, zinc gluconate and vitamin A soft capsules for eye protection in patients with type II diabetes | Single center, randomized, double-blind, placebo-controlled clinical trial of lutein, zinc gluconate and vitamin A soft capsules for eye protection in patients with type II diabetes | ChiCTR2500095624 |
| macular pigment optical density in Japanese age-related macular degeneration and the effect of lutein intake | macular pigment optical density in Japanese age-related macular degeneration and the effect of lutein intake - macular pigment density in Japanese | JPRN-UMIN000001320 |
| Improving Skin Health in Healthy Male or Female Volunteers. | A Randomized, Double Blind, Placebo Controlled, Three Arm Clinical Study to Evaluate the Safety and Efficacy of Lutein Extract in Improving Skin Health in Healthy Male or Female Volunteers. - NIL | CTRI/2025/05/087675 |
| Lutein and Alzheimer's Disease Study | Lutein and Oxidative Stress in Alzheimer's Disease - A Pilot Study | NCT00596024 |
| Eye Health Clinical study. | A Double-Blind, Placebo-Controlled Trial on the Effects of Lutein and Zeaxanthin on Macular pigment optical density response, Photo stress Recovery, Glare Disability, and Contrast Sensitivity. - NIL | CTRI/2025/05/086293 |
| The influence of oral lutein supplementation on visual function and eye health in healthy school-aged children | The influence of oral lutein supplementation on visual function and eye health in healthy school-aged children | ChiCTR2500100376 |
| Clinical trail on Eye health with Keratoconjunctivitis Sicca | A Randomized, Double-Blind, two-arm, placebo-Controlled Study to Evaluate the Efficacy and Safety of Lutein 10mg, Meso zeaxanthin 10mg with Zeaxanthin 2mg in Subjects with Keratoconjunctivitis Sicca. - NIL | CTRI/2025/03/083269 |
| Pharmacokinetics of A soft capsules of lutein zinc gluconate and vitamin in healthy Chinese subjects | Pharmacokinetics of A soft capsules of lutein zinc gluconate and vitamin in healthy Chinese subjects | ChiCTR2500097526 |
| Effect of Lutein-enriched-egg Beverage on Age-Related Macular Degeneration (AMD) | The Effect of Lutein-enriched-egg Beverage on Progression of Age-related Macular Degeneration, a Randomized Trial | NCT00902408 |
| Clinical trial on Lutein and Zeaxanthin Supplementation on Eye Health in Elderly Adults | A randomized, double blind, placebo controlled, parallel study to evaluate the comparative efficacy of XanMax(R) 2004 (10mg and 20mg Lutein and Zeaxanthin) oral soft gel capsule with that of a placebo soft gel capsule in improving MPOD levels in elderly volunteers. - NIL | CTRI/2024/12/078490 |
| Study of lutein (ester) metabolism and absorption by humans | Study of lutein (ester) metabolism and absorption by humans | ChiCTR2400094299 |
| Early Administration of the Lutein/Zeaxanthin in Premature Newborns | Evaluation of the Antioxidant Activity of Lutein/Zeaxanthin Early Administered to Premature Newborns | NCT03340103 |
| Lutein and Zeaxanthin Clinical trial on Eye health | A Randomized, double-blind, placebo-controlled clinical study to evaluate the modulatory effect of Lutein and Zeaxanthin supplementation on Macular Pigment Optical Density (MPOD), Glare disability and photo stress in healthy subjects. - NIL | CTRI/2024/09/074298 |
| Efficacy of lutein supplement on macular pigments density and visual performance of age-related macular degeneration (AMD) patients | Efficacy of lutein supplement on macular pigments density and visual performance of age-related macular degeneration (AMD) patients - Efficacy of lutein supplement on age-related macular degeneration | JPRN-UMIN000000635 |
| Clinical Trial on Early-Stage Memory Loss (mild cognitive impairment) in Adults Aged 50-70 Years | A randomized, double-blind, placebo controlled, parallel group clinical study for the comparative evaluation of efficacy and tolerability of lutein and zeaxanthin (XanMax2002) in adult subjects with mild cognitive impairment (MCI) - NIL | CTRI/2024/07/071190 |
| Clinical Trial of Lutein for Patients With Retinitis Pigmentosa Receiving Vitamin A | Randomized Clinical Trial for Retinitis Pigmentosa | NCT00346333 |
| Age-Related Eye Disease Study 2 (AREDS2) | Age-Related Eye Disease Study 2 (AREDS2): A Multi-center, Randomized Trial of Lutein, Zeaxanthin and Omega-3 Long-Chain Polyunsaturated Fatty Acids (Docosahexaenoic Acid [DHA] and Eicosapentaenoic Acid [EPA]) in Age-Related Macular Degeneration | NCT00345176 |
| The randomized duble blind parallel-group comparison test of the effect for eye function of the Bilberry extract and Lutein | The randomized duble blind parallel-group comparison test of the effect for eye function of the Bilberry extract and Lutein - The randomized duble blind parallel-group comparison test of the effect for eye function of the Bilberry extract and Lutein | JPRN-UMIN000028736 |
| Effect of Lutein in S-26 Gold On Growth And Safety | Effect of Lutein in S-26 Gold on Growth and Safety | NCT00913406 |
| Lutein, Zeaxathin, and Fish Oil Supplementation | The Role of Lutein, Zeaxanthin, and Fish Oil on Cognitive Function and Bone Health in Healthy Adults | NCT06489873 |
| Effect of Lutemax 2020 on visual and brain health markers | Lutein and Mental Acuity Study II: an assessment of lutein and systemic factors that impact cognitive function | ISRCTN17604865 |
| The putative beneficial effects of supplemental Lutein (L) and Zeaxanthin (Z) with co-antioxidants in patients with age-related maculopathy: A pilot short term randomised controlled clinical trial of antioxidant supplementation | | ISRCTN94557601 |
| Macular Pigment and Glare Disability | Effects of Lutein and Zeaxanthin Upon MPOD and Its Effects Upon Glare Disability, Photostress Recovery, and Contrast Enhancement in Healthy Subjects: A Randomized, Double-blind Placebo-controlled Study | NCT00909090 |
| Comparing the Lutein formulations - Product A and Product B (Lutein 25 mg/capsule) supplementation in healthy, adult humans, after receiving high-fat, high-calorie breakfast. | A double blind, balanced, randomized, two-treatment, single-period, single-dose, parallel, comparative bioavailability study of Lutein formulations - Product A and Product B (Lutein 25 mg/capsule) supplementation in healthy, adult human subjects under fed conditions. - N/AP | CTRI/2018/01/011167 |
| A comparative randomised double blind study to evaluate the effect of Lutein supplementation on Macular Pigment Optical Density (MPOD) and blood Lutein levels in healthy adults over 16 weeks. | A comparative randomised double blind study to evaluate the effect of Lutein supplementation on Macular Pigment Optical Density (MPOD) and blood Lutein levels in healthy adults over 16 weeks. | ACTRN12618000276257 |
| Exploratory test on oxidative stress in tears by intake of lutein coffee | Exploratory test on oxidative stress in tears by intake of lutein coffee - Exploratory test on oxidative stress in tears by intake of lutein coffee | JPRN-UMIN000028220 |
| Effect of paprika xanthophyll supplementation on cognitive improvement by multitask exercise: A Pilot study for middle-aged and older adults | Ingestion of paprika xanthophyll supplement further enhances cognitive function improvement effect of transient multitasking exercise - Ingestion of paprika xanthophyll supplement further enhances cognitive function improvement effect of transient multitasking exercise | JPRN-UMIN000046785 |
| The effectiveness of lutein in high myopic patients | The effectiveness of lutein in high myopic patients - Lutein and high myopia | JPRN-UMIN000025635 |
| Lutein Absorption in Healthy Adults | Lutein Absorption in Healthy Adults | NCT01730898 |
| The Zeaxanthin and Visual Function Study | Randomized, Double Blind, Lutein Controlled Study of Zeaxanthin and Visual Function in Atrophic Age Related Macular Degeneration Patients | NCT00564902 |
| Clinical Trial for Nutrilite Vision Health Product | The Effect of Botanical Formula Containing Lutein Ester and Zeaxanthin on Adults with Eye Fatigue in a Double-Blinded, Placebo-Controlled Study | ChiCTR1800018987 |
| A randomized, placebo-controlled, double-blind, parallel-group trial of the improvement in ocular function with continued lutein intake | A randomized, placebo-controlled, double-blind, parallel-group trial of the improvement in ocular function with continued lutein intake - A randomized, placebo-controlled, double-blind, parallel-group trial of the improvement in ocular function with continued lutein intake | JPRN-UMIN000033854 |
| Effects of lutein supplementation on insulin sensitivity in participants with central obesity: a randomized controlled trial | Effects of lutein supplementation on insulin sensitivity in participants with central obesity: a randomized controlled trial | ChiCTR1800018098 |
| To estimate the rate and extent of absorption (bioavailability) of Lutein formulation - Product E (Lutein 20 mg/capsule) supplementation, in healthy, adult human subjects under fed conditions. | A single-period, single-dose, oral bioavailability study of Lutein formulation - Product E (Lutein 20 mg/capsule) supplementation in healthy, adult human subjects under fed conditions. | CTRI/2018/08/015528 |
| Rheohemapheresis and Lutein Supplementation (xantophyll carotenoid) in the Non-Exsudative Form of Age-Related Macular Degeneration. (ReLux-AMD) - ReLux-AMD | Rheohemapheresis and Lutein Supplementation (xantophyll carotenoid) in the Non-Exsudative Form of Age-Related Macular Degeneration. (ReLux-AMD) - ReLux-AMD | EUCTR2006-001385-16-AT |
| Comparative bioavailability/ bioequivalence study of Lutein formulations - Product A and Product B (Lutein 20 mg/capsule) supplementation in healthy, adult humans, after receiving high-fat, high-calorie breakfast. | A double blind, balanced, randomized, two-treatment, single-period, single-dose, parallel, bioavailability/bioequivalence study of Lutein formulations - Product A and Product B (Lutein 20 mg/capsule) supplementation in healthy, adult human subjects under fed conditions. - N/AP | CTRI/2018/08/015507 |
| Lutein supplementation in very low birth weight (VLBW) neonates in neonatal intensive care units (NICU) | Lutein supplementation in VLBW neonates in NICU: a double-blind, multicentre, placebo-controlled, randomised trial | ISRCTN29971311 |
| Comparative bioavailability/ bioequivalence study of Lutein formulations - Product C and Product D (Lutein 20 mg/capsule) supplementation in healthy, adult humans, after receiving high-fat, high-calorie breakfast. | A double blind, balanced, randomized, two-treatment, single-period, single-dose, parallel, bioavailability/bioequivalence study of Lutein formulations - Product C and Product D (Lutein 20 mg/capsule) supplementation in healthy, adult human subjects under fed conditions. - N/AP | CTRI/2018/08/015403 |
| Lutein for Age-Related Macular Degeneration | Dose Ranging Study of Lutein Supplementation in Persons Over Age 60 | NCT00006202 |
| Effects of Lutein in Retinitis Pigmentosa | Effects of Lutein in Retinitis Pigmentosa | NCT00029289 |
| The effect of a lutein based nutritional supplement on non-exudative age-related macular degeneration (AMD): a double-masked randomised controlled trial | The effect of a lutein based nutritional supplement on non-exudative age-related macular degeneration (AMD): a double-masked randomised controlled trial | ISRCTN78467674 |
| Bioavailability study of lutein from Chlorella | Bioavailability study of lutein from Chlorella in healthy adults. | KCT0000750 |
| Effects of lutein and omega-3 fat enriched egg consumption on visual function in older adults: Implications for age-related macular degeneration | Effects of lutein and docosahexaenoic acid enriched egg consumption in older adults: Implications for age-related macular degeneration | ISRCTN45308629 |
| The effect of supplement containing lutein on macular pigment optical density and visual performance | The effect of supplement containing lutein on macular pigment optical density and visual performance - The effect of lutein supplement | JPRN-UMIN000031870 |
| Effect of Lutein, Zeaxanthin supplements on human. | Effect of Lutein, Zeaxanthin supplements on human. - Lutein Zeaxanthin clinical trial | JPRN-UMIN000025699 |
| Randomized parallel-group trial of lutein supplementation for macular pigment optical density and visual function in the patients with unilateral age-related macular degeneration | Randomized parallel-group trial of lutein supplementation for macular pigment optical density and visual function in the patients with unilateral age-related macular degeneration - Randomized parallel-group trial of lutein supplementation in AMD | JPRN-UMIN000027962 |
| Effect of Micronutrient Supplementation on the Intestinal Microbiota in Patients With Age-related Macular Degeneration - The Gut-Retina-axis Study | ": Effect of Supplementation With Lutein, Zeaxanthin and Saffron on the Intestinal Microbiota in Patients Suffering From Age-related Macular Degeneration - The Gut-Retina-axis Study""" | NCT06391411 |
| Effects of a combined Vitamin D, Omega 3, Co-enzyme Q10, Zeaxanthin, Lutein and Astaxanthin supplement (Lester’s Oil) on Healthy people | Effects of a combined Vitamin D, Omega 3, Co-enzyme Q10, Zeaxanthin, Lutein and Astaxanthin supplement (Lester’s Oil) on Healthy people | ACTRN12616001316493 |
| Effects of Sea Buckthorn Oil and Lutein on Eye Health | | NCT02379169 |
| Effects of Lutein Supplementation on Oxidative Stress and Inflammation in Healthy Nonsmokers | Effects of Lutein Supplementation on Oxidative Stress and Inflammation in Healthy Nonsmokers | NCT01056094 |
| Lutein/Zeaxanthin and Omega-3 Supplementation in Persons Over Age 60 | Lutein/Zeaxanthin and Omega-3 Supplementation in Persons Over Age 60 | NCT00121589 |
| Lutein Supplementation in Healthy Children | Effects of Lutein Supplementation on Cognition and Vision in Healthy Children With Screen Time Exposure: A Randomized Controlled Trial | NCT05314647 |
| The effect of lutein on cardiovascular risk factors | The effect of lutein supplementation on anthropometric parameters, metabolic and inflammatory status, sirtuin1 and plasminogen activator inhibitor-1 in obese individuals on a low-calorie diet | IRCT20191109045382N1 |
| The efficacy of different nutritional formulas of lutein, zeaxanthin, and meso-zeaxanthin and their impact on the human body | The impact of formulation on lutein, zeaxanthin, and meso-zeaxanthin bioavailability: a randomized double-blind placebo-controlled study | ISRCTN18206561 |
| To Evaluate Efficacy of Lutemax 2020 (Lutein 10 mg & Zeaxanthin Isomers 2 mg) on Vision and Cognitive Performance in Healthy Children. | A Prospective, Randomized, Double-Blind, Parallel, Placebo- Controlled Study to Evaluate Efficacy of Lutemax 2020 (Lutein 10 mg & Zeaxanthin Isomers 2 mg) on Vision and Cognitive Performance in Children. | CTRI/2022/05/042364 |
| A randomized, double-blind, placebo-controlled study to investigate the effects of OmniActive Lutemax 2020® oil suspension on skin health attributes | The effects of oral supplementation of lutein and zeaxanthin isomers (Lutemax2020®) on skin color and skin tone: a double-blind and placebo-controlled clinical trial | ISRCTN15646478 |
| Effect of food containing water chestnut peel extract/lutein on changes in fingertip skin-measured advanced glycation endproducts/carotenoid levels | Effect of food containing water chestnut peel extract/lutein on changes in fingertip skin-measured advanced glycation endproducts/carotenoid levels - Effect of food containing water chestnut peel extract/lutein on changes in fingertip skin-measured advanced glycation endproducts/carotenoid levels | JPRN-UMIN000041756 |
| Effects of Lutein on Learning and Memory in Chronically Stressed Subjects and in an Acute Stressful Situation (TSST - Trier Social Stress Test): A Randomized, Double-blind, Placebo-controlled Trial) | Effects of Lutein on Learning and Memory in Chronically Stressed Subjects and in an Acute Stressful Situation (TSST - Trier Social Stress Test): A Randomized, Double-blind, Placebo-controlled Trial | NCT02257801 |
| A multi-site trial of a novel nutritional supplement (taurine, omega-3 fatty acids, zinc, antioxidants, and lutein) and micro-current stimulation in the treatment of atrophic (dry) age-related macular degeneration | | ISRCTN57556290 |
| Do omega-3 fatty acids affect the absorption of lutein and zeaxanthin in humans? | Effect of omega-3-fatty acid addition to lutein and zeaxanthin supplement and their bioavailability in humans | ACTRN12622000837729 |
| Using lutein-fortified yoghurt as a vehicle to deliver lutein to humans – a bioavailability study | Fortification with Xanthophylls trial | ISRCTN45322893 |
| Intervention Trial in Early Age-related Macular Degeneration | Intervention Study to Assess the Effect of Daily Consumption of a Lutein-enriched-egg Beverage on Maintenance of Visual Function in Subjects With Early Signs of Age-related Macular Degeneration | NCT01694680 |
| Lutein and high myopia | The effectiveness of lutein in high myopic patients - The effectiveness of lutein in high myopic patients | JPRN-jRCTs031180168 |
| Bio availability study of LZK-10 in comparison with unformulated Lutein | A randomized, single-dose, double-blind, 6-way, 6-sequence, crossover, study to assess the bioavailability of Luteinsupplementations (LZK-10, 250 mg, 500 mg and 1000 mg) in comparison with normal unformulated Lutein supplementations in healthy volunteers. | CTRI/2021/06/034084 |
| The Effect of 12-Week Dietary Intake of Lutein on Minimal Erythema Dose and Other Skin Parameters | The Effect of 12-Week Dietary Intake of Lutein on Minimal Erythema Dose and Other Skin Parameters: Randomised Double-Blind Placebo Controlled Study | NCT03811977 |
| Role of Xanthophylls in Visual Function | Role of Xanthophylls in Visual Function | NCT05794074 |
| Effect of supplement containing N-acetyl glucosamine, proteoglycan and lutein, on knee joint symptoms. - a randomized, double blind, placebo-controlled study - | Effect of supplement containing N-acetyl glucosamine, proteoglycan and lutein, on knee joint symptoms. - a randomized, double blind, placebo-controlled study - - Effect of supplement containing N-acetyl glucosamine, proteoglycan and lutein, on knee joint symptoms. | JPRN-UMIN000020503 |
| To Compare the bioavailability of Lutein formulations - Product A and Product B (Lutein 10 mg/Zeaxanthin 2 mg per capsule) supplementation in healthy, adult human subjects under fed conditions. | A double blind, balanced, randomized, two-treatment, single-period, single-dose, parallel, comparative bioavailability study of Lutein/Zeaxanthin formulations - Product A and Product B (Lutein 10 mg/Zeaxanthin 2 mg per capsule) supplementation in healthy, adult human subjects under fed conditions. | CTRI/2019/11/022082 |
| Effects of Lutein Supplementation on Cognition and MPOD in Multiple Sclerosis Patients- | Lutein and Multiple Sclerosis Experimental Study (LuMES) | NCT04843813 |
| Key gene of retinal cholesterol metabolism network in lutein against age-related macular degeneration | A study of the key gene of retinal cholesterol metabolism network in lutein against age-related macular degeneration | ChiCTR1900028680 |
| The effects of Lutein/Zeaxanthin supplementation on cognitive function in adults with self-reported mild cognitive complaints | The effects of Lutein/Zeaxanthin supplementation on cognitive function in adults with self-reported mild cognitive complaints: a randomised, double-blind, placebo-controlled study | ACTRN12621000038897 |
| Food or Supplemental Lutein Absorption | Lutein Absorption Consumed as Supplement, Blended Food, or Wholefood Over 24-hours. | NCT04786392 |
| Clinical trial on eye health in healthy elderly volunteers. | A randomized, double blind, placebo-controlled, parallel, three-arm study to evaluate the comparative safety and comparative efficacy of Lutein and Zeaxanthin with or without natural mixed carotenoids to assess positive correlation in MPOD and central foveal thickness levels, in healthy adult subjects | CTRI/2020/06/025599 |
| A comparative post marketing surveillance study to compare the efficacy and safety for the combination of Vitamin C, Vitamin E, Lutein, Zeaxanthin, Zinc and copper with the combination of Astaxanthin, L-Glutathione and Lutein (contains Zeaxanthin) in the patients of Age-related macular degeneration. | A prospective, open labelled, parallel, multicentric, comparative post marketing surveillance study to compare the efficacy and safety of AREDS 2 formula, the combination of Vitamin C, Vitamin E, Lutein, Zeaxanthin, Zinc and copper with the combination of Astaxanthin, L-Glutathione and Lutein (contains Zeaxanthin) in the patients of Age-related macular degeneration (AMD). | CTRI/2021/08/035406 |
| Enriched Eggs for Retina Health in Type 2 Diabetes | Effects of DHA and Lutein Enriched Eggs on Retina Health and Metabolic and Physical Parameters in Type 2 Diabetes: a Strategy for Diabetic Retinopathy | NCT04496817 |
| Randomized Controlled Trial of LUtein as a Novel Neuroprotective Adjunctive Therapy to Improve Visual Outcome of Rhegmatogenous Retinal Detachment (LUNAR Study) | Randomized Controlled Trial of LUtein as a Novel Neuroprotective Adjunctive Therapy to Improve Visual Outcome of Rhegmatogenous Retinal Detachment (LUNAR Study) | NCT03932305 |
| Effect of supplement containing lutein on knee joint symptoms. -a randomized, double blind, placebo-controlled study- | Effect of supplement containing lutein on knee joint symptoms. -a randomized, double blind, placebo-controlled study- - Effect of supplement containing lutein on knee joint symptoms. | JPRN-UMIN000021101 |
