Origin: Coastal producing areas including Guangdong, Fujian, Zhejiang. Sustainable harvested all year round. 

Active Ingredients: Calcium Carbonate ≥ 94.0%, main mineral component. 

Classic Compatibility: Mineral medicinal and edible raw material, matched with Prunella Vulgaris, Peach Kernel, Euryale Seed, Alpinia oxyphylla, Chinese Yam for daily nutritional supplementation.

Marker Index: Calcium Carbonate ≥ 94.0%