Phospholipid · Compound

Phosphatidylethanolamine (PE)

Provisional Moderate Scorelipid

Hermetica Superfood Encyclopedia

Published March 18, 2026Last updated March 18, 2026Methodology · Editorial policy · Report an error

Evidence review status: unreviewed

Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.

Review flags: AWAITING_SEMANTIC_VALIDATION

Provisional Summary

Phosphatidylethanolamine (PE) is a phospholipid that comprises 15-25% of cellular membrane phospholipids and serves as a precursor to phosphatidylserine. PE maintains membrane fluidity and supports neurotransmitter synthesis through its role in cellular signaling pathways.

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Screened PMID Records

Reported Benefits

Pending

Synergy Review

At a Glance

CategoryPhospholipid

GroupCompound

Public Score StatusProvisional Moderate

Primary Keywordphosphatidylethanolamine benefits

Phosphatidylethanolamine close-up macro showing natural texture and detail — rich in membrane stabilizer, neuroprotective, lipotropic

Phosphatidylethanolamine (PE) — botanical close-up

Reported Benefits (Provisional)

Supports cognitive function and mental clarity by maintaining cell membrane integrity, crucial for neurotransmitter activity. - Aids in the maintenance of cellular membrane integrity, essential for overall cellular health and function. - Enhances mood by supporting neurotransmitter balance, vital for emotional well-being. - Supports cardiovascular health by improving lipid metabolism, crucial for heart function. - Boosts skin health by promoting cell regeneration, essential for a youthful appearance. - Enhances joint health by reducing inflammation, crucial for mobility and comfort. - Supports liver health by aiding in detoxification processes, essential for metabolic function.

Origin & History

Natural habitat

Phosphatidylethanolamine (PE) is a phospholipid found in high concentrations in the brain and nervous tissue. It is typically extracted from soybeans and egg yolks through a process of lecithin purification.

“PE has been recognized for its role in brain health since the mid-20th century, particularly in European and American dietary supplements.”Traditional Medicine

Research Narrative (Provisional)

Emerging evidence from human trials suggests PE's role in cognitive enhancement and cellular health. Animal studies further support its benefits for nerve function.

Preparation & Dosage

Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.

Nutritional Profile

- Rich in essential fatty acids. - Contains ethanolamine, important for neurotransmitter synthesis. - Provides phosphorous, crucial for cellular function.

Reported Mechanism (Provisional)

Mechanism of Action

Phosphatidylethanolamine integrates into cell membranes where it maintains optimal membrane fluidity and curvature, particularly in the inner leaflet of the lipid bilayer. PE serves as a substrate for phosphatidylserine synthase, converting to phosphatidylserine which modulates protein kinase C activity. Additionally, PE participates in autophagy regulation through PE-conjugated LC3 protein formation during autophagosome assembly.

Clinical Narrative (Provisional)

Clinical research on phosphatidylethanolamine supplementation remains limited compared to other phospholipids like phosphatidylserine. Small-scale studies (n=20-40) have examined PE in combination with other phospholipids, showing modest improvements in cognitive testing scores. Most evidence comes from observational studies measuring PE levels in plasma and their correlation with cognitive function. Larger randomized controlled trials specifically investigating PE supplementation are needed to establish definitive therapeutic benefits.

Also Known As

1,2-diacyl-sn-glycero-3-phosphoethanolaminePECephalinEthanolamine phosphoglyceridePhosphoethanolamineLecithin PE fractionBrain phospholipid

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These statements have not been evaluated by the Food and Drug Administration. This content is for informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

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