Promote blood circulation, regulate endocrine, clear away heat and toxic materials, and resist oxidation.

1 and tortoise shell materials have high heat capacity and thermal conductivity, which can promote human blood circulation.

2. Tortoise shell contains zinc, copper, iron, selenium and other trace elements and minerals, which can regulate the endocrine system of human body.

3. Tortoise shell, as a Chinese herbal medicine, has the functions of clearing away heat and toxic materials, moistening lung and relieving cough.

4. Tortoise shell is rich in antioxidant substances, which can resist the damage of free radicals to human cells and has certain antioxidant effect.