| Creatine-Guanidinoacetic Acid Supplementation for Sarcopenia (CREGAAS) | The Effects of 6-month Supplementation With Creatine and Guanidinoacetic Acid on Biomarkers of Sarcopenia in Elderly | NCT04652921 |
| Guanidinoacetic Acid Loading for Chronic Fatigue Syndrome | Guanidinoacetic Acid Loading for Chronic Fatigue Syndrome | NCT02213679 |
| Guanidinoacetic Acid (GAA) Administration in Physically Active Men and Women | The Effects of Medium-term Oral Guanidinoacetic Acid (GAA) Administration on Human Performance, Body Composition, and Metabolic Outcomes in Physically Active Men and Women | NCT01133899 |
