Is Alpha Glycerylphosphorylcholine Exercise Performance Randomized Trial safe?

Updated October 2026

Quick Answer

Alpha Glycerylphosphorylcholine Exercise Performance Randomized Trial has evidence relevant to safety, limits, and clinician-discussion contexts, but conclusions should stay close to the cited sources. One representative finding is: Background Nutrition plays a key role in training and athletic performance and dietary supplements can make a small, but potentially valuable, contribution to achieving peak athletic performance.

Key Takeaways

  • 01Background Nutrition plays a key role in training and athletic performance and dietary supplements can make a small, but potentially valuable, contribution to achieving peak athletic performance. [Harrington RN (2023)]
  • 02This study is the first to investigate the effects of supplementation from the combination of BCAAs, L-citrulline, and A-GPC on exercise performance. [Harrington RN (2023)]
  • 03No significant differences between groups were found for the Flanker and N-Back assessments, while a tendency was observed for HD to have faster reaction times when compared to PL during the Flanker test. [Kerksick CM (2024)]
  • 04Conclusions HD and LD A-GPC supplementation significantly increased cognitive performance in a group of young, healthy males as measured by changes in the Stroop Total Score and completion time of the Stroop test. [Kerksick CM (2024)]
The current Migaku evidence database contains 2 reusable source documents for Alpha Glycerylphosphorylcholine Exercise Performance Randomized Trial. This answer focuses on safety, limits, and clinician-discussion contexts. - Background Nutrition plays a key role in training and athletic performance and dietary supplements can make a small, but potentially valuable, contribution to achieving peak athletic performance. [Harrington RN (2023); evidence level 2] - This study is the first to investigate the effects of supplementation from the combination of BCAAs, L-citrulline, and A-GPC on exercise performance. [Harrington RN (2023); evidence level 2] - No significant differences between groups were found for the Flanker and N-Back assessments, while a tendency was observed for HD to have faster reaction times when compared to PL during the Flanker test. [Kerksick CM (2024); evidence level 4] - Conclusions HD and LD A-GPC supplementation significantly increased cognitive performance in a group of young, healthy males as measured by changes in the Stroop Total Score and completion time of the Stroop test. [Kerksick CM (2024); evidence level 4] - Background Choline is an essential nutrient required for proper cell functioning. [Kerksick CM (2024); evidence level 4] Evidence levels are sorting aids, not final clinical grades. Level 1 usually indicates systematic-review style evidence, level 2 indicates randomized trials or public-health guidance, and lower levels need more cautious wording. This page is educational. People with medical conditions, pregnancy, medication use, or unusual symptoms should ask a qualified clinician before changing supplements, medication, or treatment routines.

Sources

  1. Effects of branched chain amino acids, l-citrulline, and alpha-glycerylphosphorylcholine supplementation on exercise performance in trained cyclists: a randomized crossover trial.
  2. Acute Alpha-Glycerylphosphorylcholine Supplementation Enhances Cognitive Performance in Healthy Men.