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Why this ranks #2508 for cognitive function
- Evidence fitPhosphatidylserine has moderate human evidence for this outcome.
- Dose fitPhosphatidylserine at 50 mg sits below the studied 100-400 mg window.
- Price / serving$0.32 per serving — mid price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
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