Vitamin D3 powder Vitamin d3 calcium

Vitamin D3, also known as cholecalciferol, is a kind of vitamin D. It is a fat-soluble vitamin. It is also regarded as a precursor that acts on calcium and phosphorus metabolism. It is closely related to sunlight, so it is also called "Sunshine Vitamin".

1. Improve the body's absorption of calcium and phosphorus, so that plasma calcium and plasma phosphorus levels reach saturation. 

2. Promote growth and bone calcification, and promote healthy teeth. 

3. Increase the absorption of phosphorus through the intestinal wall and increase the reabsorption of phosphorus through the renal tubules.

4. Maintain the normal level of citrate in the blood. 

5. Prevent the loss of amino acids through the kidneys.

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