Green Tea Extract (EGCG)
Camellia sinensis extract (epigallocatechin gallate). Dietary Supplement, herbal / fat loss.
This page describes what Green Tea Extract (EGCG) is and its known risks. It is not medical advice and not a guide to using it. Many of these substances are prescription-only or illegal to use without a prescription. Speak to a doctor.
- Class
- Dietary Supplement
- Legal status
- Over-the-counter (unrestricted)
- Half-life
- ~3-5 hours (EGCG)
- Liver strain
- Concentrated extracts linked to liver injury
- Kidney strain
- None at typical doses
- Converts to estrogen
- None
- Suppresses natural hormones
- Not typically
What it does in the body
Metabolic
- Small increase in fat burning, mostly from the caffeine it contains
Forms, half-life and detection
| Form | Half-life | Reported detection window |
|---|---|---|
| Oral (capsule) | ~3-5 hours (EGCG) | N/A (not a banned substance) |
Side effects and health risks
Liver
- Liver injury reported with concentrated extracts, especially on an empty stomach
Related compounds
- Creatine Monohydrate
- Creatine Hydrochloride (HCl)
- L-Glutamine
- GABA (Gamma-Aminobutyric Acid)
- Dextrose
- Melatonin
- BCAAs (Branched-Chain Amino Acids)
- EAAs (Essential Amino Acids)
Questions
What is the half-life of Green Tea Extract (EGCG)?
About ~3-5 hours (EGCG). Half-life is the time for the level in the blood to fall by half.
How long is Green Tea Extract (EGCG) detectable?
Testing windows of N/A (not a banned substance) are reported, depending on the test and the person.
Is Green Tea Extract (EGCG) legal?
Over-the-counter (unrestricted). Laws differ by country and change; check the rules where you live.
What blood tests matter with Green Tea Extract (EGCG)?
Ask a doctor which tests suit you.
What are the side effects of Green Tea Extract (EGCG)?
Liver: liver injury reported with concentrated extracts, especially on an empty stomach.
For information only, not medical advice. MyoStats is a tracking tool used at your own discretion. Speak to a doctor before changing your training, diet, medication or anything you take.