Water chestnut, also known as water chestnut, is rich in vitamins B and C, plant protein and phosphorus, and has the effects of clearing away heat, drying dampness and detoxifying. Water chestnut powder, also called water chestnut powder, is directly processed from raw water chestnut. It is rich in vitamin B, vitamin C, plant protein and phosphorus, and has the effects of clearing heat, eliminating dampness and detoxifying. This plant mainly grows in the south.