Tortoise Plastron Gelatin
龟板胶 · guī bǎn jiāo
Rebuilds strength for night sweats, weak bones, and anxiety
Properties
CoolingCooling botanicalSweet, Salty
Concerns
What it does
Night sweats, dizziness, and a heart that won't settle are signs your body's reserves are running low. Gui ban jiao nourishes the deep Liver and Kidney reserves that stabilize temperature and calm the spirit. The gelatin form is more digestible than the raw plastron. In TCM, practitioners use it for bone weakness, heavy uterine bleeding, and anxiety from a depleted constitution.
Safety
- Contraindicated during pregnancy.
- Not for cold-dampness of the Stomach; greasy and heavy by nature, it can impair digestion.
- Avoid in nausea, vomiting, or active digestive upset.
- Sourced from Chinemys reevesii (Chinese pond turtle); confirm ethically farmed stock.
- Rare allergic reactions: chest tightness, agitation, and an itchy rash about an hour after taking it.
- Stop taking it and seek care if that happens.
How to take it
Dissolve 5-15g in warm broth or decoction after removing other herbs from heat. Add at the end so the gelatin does not burn. Take 2-3 times daily.
Best used as part of a yin-nourishing formula; rarely taken alone
Follow the product label for formulas containing gui ban jiao. Read the ingredient list first: the source species is protected, so commercial formulas often leave it out.
Look for it in yin-nourishing or kidney tonic formula products
Where it comes from
The tortoise is the spirit of the north, linked to the Water element and the Kidneys. Classical medicine identified the ventral plate as 'extreme yin within yin,' with a stronger tonifying action than the dorsal shell. Boiling it into gelatin concentrates this and improves digestibility. The Convenient Reader of Materia Medica notes: 'It is even better when boiled into glue.' It appears in the classical Restore the Left Kidney, though teapills sold today usually omit it.