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Head-to-head evidence comparison — which supplement is right for you?
PEA wins 1 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
8 of 10 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
6 of 6 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Green Tea Extract and PEA have evidence — compare verdict strength side-by-side.
250-500mg EGCG (or 500-1000mg green tea extract)
With meals, Morning or pre-exercise
Standardized extract (45-50% EGCG)
600-1200mg
With meals, Split into 2-3 doses
Micronized or ultra-micronized PEA
Acute and 4-8 weeks
Acute
30-60 minutes
2-8 weeks
4-8 weeks
Ongoing
Green tea (Camellia sinensis) for the prevention of cancer
The Cochrane database of systematic reviews (2020) · Meta analysis · n=1795
For incident prostate cancer, the summary risk ratio (RR) in the green tea-supplemented participants was 0.50 (95% confidence interval (CI) 0.18 to 1.36), based on three studies and involving 201 participants (low-certainty evidence).
Impact of flavan-3-ols on blood pressure and endothelial function in diverse populations: a systematic review and meta-analysis of randomized controlled trials
European journal of preventive cardiology (2025) · Meta analysis · n=5205
Flavan-3-ol interventions included epicatechin, epigallocatechin-gallate, cocoa products, tea, grape extract, and apples delivering 586 mg (95% CI 510, 662) total flavan-3-ols.
The effects of green tea extract supplementation on body composition, obesity-related hormones and oxidative stress markers: a grade-assessed systematic review and dose-response meta-analysis of randomised controlled trials
The British journal of nutrition (2024) · Meta analysis · n=3802
Pooled effect sizes indicated that BM, BFP, BMI and MDA significantly reduced following GTE supplementation.
Extended Treatment with Micron-Size Oral Palmitoylethanolamide (PEA) in Chronic Pain: A Systematic Review and Meta-Analysis
Nutrients (2024) · Meta analysis · n=742
These two obtained scores corresponded to a 35.1% pain intensity reduction within the first month, followed by a further 35.4% during the second month.
Palmitoylethanolamide in the Treatment of Chronic Pain: A Systematic Review and Meta-Analysis of Double-Blind Randomized Controlled Trials
Nutrients (2023) · Meta analysis · n=774
PEA was found to reduce pain scores relative to comparators in a pooled estimate, with a standard mean difference of 1.68 (95% CI 1.05 to 2.31, p = 0.00001).
Navigating agitation in neurodevelopmental disorders: A comparative study of pharmacotherapies via network meta-analysis in children and adults with autism spectrum disorder or intellectual disabilities
Journal of psychopharmacology (Oxford, England) (2025) · Meta analysis · n=2503
Importantly, these treatments were generally well-tolerated, with no significant increase in all-cause dropouts compared to placebo, highlighting their suitability for clinical use in managing agitation in individuals with ASD or ID.
Based on meta-analysis showing 9.29 mg/dl LDL reduction with 107-856 mg/d EGCG. Optimal cardiovascular benefits observed at 400-500 mg/day. Take with food to reduce GI side effects.
Based on multiple meta-analyses showing ~35% pain reduction. Studies primarily used micronized formulations which may have better bioavailability than standard forms. Most benefits observed within 4-6 weeks of treatment.
AI-estimated from published studies. Interpret as directional guidance.
PEA has a higher evidence score (7.5/10 vs 7.5/10) and wins in 1 of 3 categories.
Both Green Tea Extract and PEA score equally (85) for reduce inflammation.
No known interactions between Green Tea Extract and PEA have been documented in our database. However, always consult a healthcare provider before combining supplements.