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Epigallocatechin

Epigallocatechin

Best for

Lower triglycerides

Faint early signal · 300–800 mg/day for 8 weeks · 2 studies , n=128

4 papers · 1 claim · 30 outcomes scored · 1 positive

Outcomes

What epigallocatechin actually does, by outcome

Each row is one outcome with effect size, evidence base, the dose that worked in trials, and time to first effect. Magnitude tiers come from native-unit MCID where available, Cohen's d otherwise.

Outcome Effect Evidence Dose Weeks Rank
Lower triglycerides Faint early signal
small 		2 RCTs n=128 300–800 mg 8 wk —

Risk profile

Adverse events and known drug interactions

Safety events

hepatotoxicity severe
blood bilirubin increased severe
alanine aminotransferase increased severe
aspartate aminotransferase increased severe
Serious adverse events (any) severe
cholestasis moderate
weight decreased moderate
hypertriglyceridaemia moderate

Sources

  1. 1. Effects of epigallocatechin gallate on total antioxidant capacity, biomarkers of systemic low-grade inflammation and metabolic risk factors in patients with type 2 diabetes mellitus: the role of FTO-rs9939609 polymorphism. (2021) ↑
  2. 2. Effects of dietary supplementation with the green tea polyphenol epigallocatechin-3-gallate on insulin resistance and associated metabolic risk factors: randomized controlled trial. (2009) ↑
  3. 3. Acute Epigallocatechin 3 Gallate (EGCG) Supplementation Delays Gastric Emptying in Healthy Women: A Randomized, Double-Blind, Placebo-Controlled Crossover Study. (2018) ↑
  4. 4. Epigallocatechin Gallate in Progressive MS: A Randomized, Placebo-Controlled Trial. (2021) ↑

Generated August 14, 2026

Related

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