Phosphatidylserine
Intervention1 paper3 findingsPubChem 9547096ChEBI 84519
- Human trial1
Outcomes
3Motor speed
upin humans1Low certainty
1 study
Motor speed
upin humans1Low certainty
Phosphatidylserine improves motor speed in humans (p = 0.005).
Human trialsubjective memory complaints300 mg/day12 weeksn = 70
Effects of Soybean-derived Phosphatidylserine on Working Memory and Motor Speed in Healthy Adults with Subjective Memory Complaints: A 12-Week Randomized, Placebo-Controlled Trial · medRxiv · 24 Sep 2026 · Preprint
Working memory
upin humans1Low certainty
1 study
Working memory
upin humans1Low certainty
Phosphatidylserine improves working memory in humans (p = 0.037).
Human trialsubjective memory complaints300 mg/day12 weeksn = 70
Effects of Soybean-derived Phosphatidylserine on Working Memory and Motor Speed in Healthy Adults with Subjective Memory Complaints: A 12-Week Randomized, Placebo-Controlled Trial · medRxiv · 24 Sep 2026 · Preprint
Composite memory score
no changein humans1Low certainty
1 study
Composite memory score
no changein humans1Low certainty
Phosphatidylserine has no effect on composite memory score in humans.
Human trialsubjective memory complaints300 mg/day12 weeksn = 70
Effects of Soybean-derived Phosphatidylserine on Working Memory and Motor Speed in Healthy Adults with Subjective Memory Complaints: A 12-Week Randomized, Placebo-Controlled Trial · medRxiv · 24 Sep 2026 · Preprint
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