What is the difference between vitamin d and vitamin d3
There is a certain difference between vitamin D and vitamin D3. Vitamin D includes vitamin D3, and vitamin D3 belongs to vitamin D. Vitamin D in the body mainly includes vitamin D3 and vitamin D2 and other forms. Among them, vitamin D3 is an active form of vitamin D. In terms of overall functions, vitamin D has a wider range of functions than vitamin D3.
Vitamin D3 can promote the absorption of calcium and phosphorus in the human intestine, promote bone calcification and the growth and development of the human body, and effectively promote the balance of citrate in the human body. Vitamin D can not only effectively realize the above functions, but also improve the immunity and resistance of the human body, and its scope of application is wider.
In short, there are certain differences between vitamin D and vitamin D3, but because vitamin D3 belongs to vitamin D, some functions are similar. However, both vitamin D and vitamin D3 are indispensable substances for the human body, and supplementing vitamin D and vitamin D3 has a positive effect on the normal development of the human body. Both vitamin D and vitamin D3 are derivatives of cholesterol. Supplementing vitamin D3 and excessive vitamin D can lead to hypercalcemia and should be used under the guidance of relevant doctors.