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PapersPMID:29042830

Evaluation of the effects of two doses of alpha glycerylphosphorylcholine on physical and psychomotor performance.

Journal of the International Society of Sports Nutrition2017The record ↗

  1. Finding, moderate evidencelowersSerum thyroid-stimulating hormone (TSH)

What moved

1 findingHow to read these marks →
  • “Post hoc analysis revealed significantly lower TSH levels (500 mg of A-GPC 2.29 ± 0.51μIU/ml, 3.17 ± 1.6 μIU/ml for placebo, 2.97 ± 1.03 μIU/ml for 250 mg of A-GPC and 3.08 ± 0.83 μIU/ml for Caffeine) with the 500 mg A-GPC dose as compared to all other treatment (p < 0.04).”
    Study
    RCT
    Interests
    An author is affiliated with a producer
    Dose studied
    500 mg A-GPC (two capsules per day) versus placebo, 250 mg A-GPC and 200 mg caffeine
    Population
    Healthy college-aged men, recreationally trained, four parallel groups of 12; 500 mg A-GPC dose group compared with placebo, 250 mg A-GPC and 200 mg caffeine groups; serum sampled 60 and 120 min after the first dose

Study record

Design
randomised controlled trial
Species
human
Population
Healthy college-aged males
Participants
48
Comparator
placebo
Duration
7 days
Endpoints measured
23