BioStacksWhy PS for Brain
When it comes to brain, PS is one of the most supporting nutrients to consider. Phosphatidylserine is a phospholipid concentrated in brain cell membranes. RCTs show it can blunt cortisol response to physical and mental stress at 400–800 mg/day. Also studied for cognitive function in older adults.
Effective dosing
Most evidence supports 300–800 mg of ps daily. 400 mg minimum effective dose in cortisol-blunting RCTs; 300 mg allows partial credit on dose curve. Products below this range may not deliver meaningful results.
The evidence behind ps
Research supporting ps for brain is rated as moderate. Several clinical trials show cortisol-blunting effects at 400-800mg/day under stress conditions Learn more
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