HerbilousOpen the interactive guideHERB PROFILE · EDUCATIONAL REFERENCE
Chaparral
Important safety information: DO NOT RECOMMEND ORAL USE: associated with severe liver injury and kidney injury.
Herbal actions
- Historically depurative
- Antioxidant in vitro
- Antitumour activity in preclinical research
- Oral use has significant hepatotoxicity concern
Traditional and practitioner uses
These uses are presented for historical and educational context. They are not treatment claims.
- Historical practitioner use as an adjunct in cancer
- No routine oral application recommended
Main constituents
Resin containing lignans, principally nordihydroguaiaretic acid (NDGA)
Preparation overview
Tea: Not recommended. Do not prepare as an oral tea.
Liquid extract reference: Source dose: 1:2 liquid, 10–25 mL/week—oral use not recommended
Preparation strengths are not interchangeable. Open the interactive guide for the complete evidence notes and sources available for this herb.
Herbilous provides educational information only. It does not diagnose, prescribe, or replace professional medical advice. Seek urgent care for severe or worsening symptoms.