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Phosphatidylserine Sharp-PS Brain — SacredBod supplement bottle (illustrative)
Supplement · Cognitive Ageing & Neuroprotection

Phosphatidylserine Sharp-PS Brain

100 mg · vegan · gluten-free · 120 caps

Memory lapsesDifficulty concentratingMental fatigueAge-related cognitive slowing BrainHippocampusCerebral cortex
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Overview Stacks Timing Related Research FAQs

What it is

Phosphatidylserine (PS) is a phospholipid that constitutes 15–20% of the brain's total phospholipid pool and is essential for neuronal membrane fluidity, receptor function, and neurotransmitter release. Sharp-PS Green is a premium, soy-free, sunflower-derived PS standardised for purity and clinical consistency.

How it works

PS is concentrated in the inner leaflet of neuronal membranes where it supports membrane fluidity, maintains ion channel function, and facilitates the docking and fusion of synaptic vesicles. It also activates cell-survival signalling (Akt, PI3K) and downregulates pro-apoptotic pathways. In ageing, brain PS levels decline; supplementation restores membrane integrity and improves neurotransmission.

Who should take it

Older adults with subjective memory complaints, individuals with mild cognitive impairment, students under chronic stress, and anyone seeking to preserve neuronal membrane health with age.

Avoid / careful

No major contraindications. Use caution with anticoagulants due to theoretical bleeding risk. Side effects: Very well tolerated. Rare insomnia or stomach upset at high doses (>300mg).

When to take it

Morning
Noon
Evening
Night

How to take it

With food
Empty stomach
Before food

FAQs

Frequently asked

How long before I see results?
Memory improvements typically appear within 4–8 weeks of daily supplementation. The Vakhapova trial showed significant verbal immediate recall improvements at 15 weeks with 100mg PS-DHA daily.
Is soy-free PS better?
Sharp-PS Green is derived from sunflower lecithin and is 100% soy-free, non-GMO, and vegan. It is chemically identical to soy-derived PS and offers the same cognitive benefits without allergen concerns.
Can I take it with omega-3?
Yes — in fact, PS-DHA (phosphatidylserine with omega-3 attached) showed superior memory effects in clinical trials. If taking standalone PS, pair with fish oil or algal DHA for enhanced membrane integration.

In plain English

A plain-English read of the literature behind this supplement. Not a clinical recommendation.

Key citations: PMID 20523044 (PS-DHA memory in non-demented elderly — RCT), PMID 24577097 (PS-DHA open-label extension), PMID 2981104 (PS-omega-3 pilot study — 42% increase in delayed word recall)

Editorial notes

SacredBod's longer take on Phosphatidylserine Sharp-PS Brain — context the structured blocks above don't capture.

What Phosphatidylserine Sharp-PS Is

Phosphatidylserine (PS) is the only phospholipid that is asymmetrically distributed in the brain, concentrated on the inner leaflet of neuronal membranes where it plays a critical role in cell signalling, membrane fluidity, and neurotransmitter release. As we age, brain PS levels decline by up to 20%, contributing to slower neurotransmission and memory impairment.

Sharp-PS Green is a patented, soy-free, sunflower-derived PS produced by Enzymotec (now part of Frutarom). It is standardised for purity, free of stearates and common allergens, and is the preferred form for individuals with soy sensitivities or vegan preferences.

How It Works

  1. Membrane repair — PS restores the fluidity and integrity of neuronal membranes, ensuring efficient receptor function and ion channel operation.
  2. Neurotransmitter optimisation — PS facilitates the docking of synaptic vesicles at the presynaptic membrane, improving acetylcholine, dopamine, and serotonin release.
  3. Stress resilience — PS blunts HPA-axis overactivation, reducing cortisol spikes during chronic stress. This is particularly relevant for students and professionals in high-pressure environments.
  4. Cell survival signalling — PS activates Akt/PI3K survival pathways and inhibits pro-apoptotic cascades, protecting neurons from age-related degeneration.

Who Benefits Most

  • Older adults with memory complaints — The Vakhapova RCT showed significant improvements in immediate and delayed verbal recall in non-demented elderly.
  • Chronically stressed individuals — PS at 300–800mg/day normalises cortisol dysregulation and improves mood under stress.
  • Students and professionals — Improved attention, processing speed, and working memory have been documented in healthy adults.
  • Vegans and soy-allergic individuals — Sharp-PS Green is the only major branded PS that is 100% soy-free and vegan.

Dosage Guide

GoalDoseDuration
Age-related memory support100–300 mg/day12+ weeks
Stress / cortisol management300–800 mg/day4–8 weeks
General cognitive support100 mg/dayOngoing

Take with meals containing some fat to enhance absorption. PS is fat-soluble.

Safety & Interactions

  • Anticoagulants: Theoretical bleeding risk at very high doses (>600mg); monitor if on warfarin.
  • Insomnia: Rare at high doses; take earlier in the day if sleep disturbance occurs.
  • GI upset: Mild at >300mg; reduce dose or take with larger meals.

India-Specific Context

  • Availability: Sharp-PS Green capsules are available on Amazon.in from multiple sellers (Athinika Nutrition, generic brands). Prices range from ₹800–₹1,500 for 60–120 capsules of 100mg.
  • Regulatory status: Sold as a dietary supplement. Not a Schedule H drug.
  • Ayurvedic parallel: While PS is a modern phospholipid, its membrane-repair function aligns with the Ayurvedic concept of Dhatu poshana (tissue nourishment). It is often stacked with Brahmi and Ashwagandha in Indian integrative protocols.
  • Cost-effectiveness: At 100mg/day, a 120-capsule bottle lasts 4 months, making it one of the most cost-effective cognitive-ageing supplements available in India.
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