Gambir (Gou Teng Leaf)
钩藤叶 (Gōu Téng Yè) · Uncaria rhynchophylla (leaf)
The leaf and stem hook portions used in TCM for childhood convulsions, hypertension, headache, and dizziness. Contains alkaloids with antihypertensive and neuroprotective effects.
Good For
Key Benefits
May support cognitive function and mental clarity
Traditionally used to sharpen memory and focus
May help the body adapt to stress
Traditionally used to calm the spirit and ease tension
How to Take
Safety & Interactions
Possible Side Effects
- Generally well tolerated at recommended doses
- Mild digestive upset possible in sensitive individuals
Do Not Use If
- Known allergy to this plant or related species
- Consult healthcare provider if pregnant or nursing
Drug Interactions
- No major drug interactions documented at standard doses
- Inform your doctor of all supplements you take
Traditional Use
In Traditional Chinese Medicine, 钩藤叶 (Gōu Téng Yè) has been used for centuries. It is traditionally used to calm the spirit (shen) and settle the heart-mind. It opens the orifices and sharpens the intellect — used traditionally for forgetfulness and mental fog.
Modern Research
Very limited modern research exists for this herb. Evidence is primarily based on traditional use documentation and basic laboratory studies. Clinical trials are lacking. Use is based mainly on centuries of empirical traditional practice rather than modern scientific validation.
View all studies on PubMed for Uncaria rhynchophylla (leaf) →Where to Buy
Affiliate links — purchases support this free resource.