Proof.Fit

Phosphatidylserine

11 benefits mapped to clinical evidence across supplements.

Benefit Evidence

Main Effects
Brain health

Memory + cognition

EEG/glucose metabolism

Fatty acids/neurotransmitters

Strong
1,599
Memory

Memory tests +

Recall/working memory +

ADHD memory +

Moderate
1,506
Healthy aging

Cognition +

Memory/ADL +

Moderate
1,503
Focus & concentration

Attention/memory +

Reactivity/recall -118ms

Moderate
550
Mood balance

Mood/fatigue + stress

PMS/cortisol + distress

Moderate
858
Learning

Memory tests improved

+1.1 recall

n-3 PUFAs/neurotransmitters up

Moderate
600
Stress resilience

Lower cortisol/ACTH

Stress response ↓

Blunted cortisol +4.87

Moderate
292
Stress & Anxiety

Cortisol/stress ↓

Mood/fatigue ↓

HOMA‑IR −1.1

Moderate
272
Mental clarity

Memory/cognition +0.7

Neurochemistry/metabolism +0.4

Moderate
332
Workout performance

Fitness/endurance +25%

BP/VO2max +3.7

Weak
103
Energy & Fatigue

Memory tests + MQ

Perceived fatigue lower

Weak
102