Germander (Teucrium chamaedrys)

Tier 4 — risky / avoid · Hepatotoxicity · Banned herb

Banned in France since 1992 after multiple cases of hepatitis and liver failure. Contains compounds that the body converts into liver-damaging toxins through normal metabolism. No therapeutic benefit has been demonstrated in clinical trials. Still occasionally found in some herbal blends and traditional formulations. Check ingredient lists carefully.

Dose: AVOID entirely — banned in multiple countries due to liver toxicity