Vitamin D3

1. Promote calcium absorption: Vitamin D3 can promote the absorption of calcium in the gut, which helps maintain bone health and prevent osteoporosis and fractures.
2. Maintain calcium and phosphorus balance: Vitamin D3 helps maintain calcium and phosphorus balance in the body, promoting bone growth and increasing bone density.
3. Support the immune system: Vitamin D3 can regulate the function of the immune system, enhance the body's resistance, prevent infection and disease.
4. Promote muscle health: Vitamin D3 helps maintain muscle function and health, reducing muscle pain and spasms.
5. Improve cardiovascular health: Vitamin D3 can reduce the risk of cardiovascular disease, regulate blood pressure and heart rate, and reduce the occurrence of atherosclerosis.

Vitamin D3 is a fat-soluble vitamin that is widely used in the field of health supplements.