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Palmitoylethanolamide (PEA)

Research indicates that palmitoylethanolamide (PEA) may support pain management and inflammatory responses through endocannabinoid system modulation.

Human Trials

18

1,247 participants

Risk Level

Low Risk

Monthly Cost

$25$80 /month

Varies by formulation (micronized vs standard) and dosage

Quick Facts

Category
Supplement
Research Field
Supplements
Evidence Grade
B- – Promising
Risk Level
Low
Monthly Cost
$25 – $80
Human Trials
18

Typical Dose

600 mg, twice daily (1200 mg/day)

Range

600–1800 mg/day

Timingwith meals
Formmicronized or ultramicronized PEA (m-PEA or um-PEA) capsule
NotesUltramicronized form has significantly better absorption. Endocannabinoid-like compound – anti-inflammatory and neuroprotective. 4–8 weeks for full anti-inflammatory effect. Well-tolerated with a strong safety profile.

For informational purposes only – not medical advice. See disclaimer

Research Velocity

+11%
42 publications in the last 12 months · steady increase in publications

Mechanism of Action

PEA acts as an endogenous fatty acid amide that modulates the endocannabinoid system by binding to peroxisome proliferator-activated receptor alpha (PPAR-α) and potentially enhancing anandamide signaling through the "entourage effect." Research suggests it may reduce neuroinflammation by inhibiting mast cell degranulation and modulating microglial activation. Studies indicate PEA may also influence pain perception through interactions with vanilloid receptors and calcium channels.

Overview

Palmitoylethanolamide (PEA) is an endogenous fatty acid amide that belongs to the family of endocannabinoids, naturally produced by the body in response to tissue damage and inflammation. Research indicates that PEA supplementation may support the body's natural pain and inflammatory response mechanisms through its interaction with the endocannabinoid system, particularly via PPAR-α receptors and potential enhancement of anandamide signaling.

Clinical studies suggest that PEA may be beneficial for various pain conditions, including neuropathic pain, fibromyalgia, and chronic inflammatory conditions. The compound appears to work by modulating neuroinflammation, reducing mast cell activation, and influencing pain perception pathways. Research indicates that micronized formulations may offer improved bioavailability compared to standard preparations.

While studies suggest PEA has a favorable safety profile with minimal reported side effects, the research base consists primarily of smaller clinical trials and pilot studies. Most trials have used dosages ranging from 300-1200mg daily, with micronized formulations potentially requiring lower doses. As a naturally occurring compound, PEA is generally well-tolerated, though individuals should consult healthcare providers before use, particularly those with existing medical conditions or taking medications.

Known Interactions

  • May enhance effects of other cannabinoid compounds when used concurrently
  • Potential interactions with cytochrome P450 enzymes, though clinical significance unclear
  • May theoretically affect anticoagulant medications, though no documented cases reported

Legal Status by Country

📍

Your country (United States)

OTC
✈️

Available without prescription in:

Australia, Brazil, Canada, China, Colombia, Germany, India, Israel, Japan, Mexico, Netherlands, Panama, Russia, South Korea, Switzerland, Thailand, Turkey, UAE, United Kingdom, United States

Australia
OTC
✈️Brazil
OTC
Canada
OTC
China
OTC
✈️Colombia
OTC
Germany
OTC
✈️India
OTC
✈️Israel
OTC
Japan
OTC
✈️Mexico
OTC
Netherlands
OTC
✈️Panama
OTC
Russia
OTC
✈️South Korea
OTC
Switzerland
OTC
✈️Thailand
OTC
✈️Turkey
OTC
✈️UAE
OTC
United Kingdom
OTC
📍United States
OTC

📍 = your selected country · ✈️ = medical tourism destination · Always verify current local regulations before travel.

Key Research

Last verified: 2026-03-19