Hello, this patient, collagen powder, is suitable for nourishing yin and blood, clearing away heat and removing blood stasis. Used for hot flashes due to yin deficiency, chronic malaria, malaria, blood deficiency and sallow, vexation and insomnia, dizziness and palpitation, lung dryness and cough. Collagen powder, made from donkey-hide gelatin stock solution by vacuum drying technology, is fragrant and easy to enter water. It is most suitable for adding honey, milk, milk powder, black tea and other partners to make various fashionable and healthy tea drinks.