Gypsum / Shi Gao / 石膏
To remove heat, quench fire, and relieve thirst.
100g (3.5oz) of the concentrated granules extracted from 500g of the raw herbs.
Dissolve 1-2 grams in a cup of hot water to make a tea 2-3 times daily.
Gypsum (shi gao) (Calcium sulfate)