Vitamin D3 Product Description Cholecalciferol (English: Cholecalciferol, also known as vitamin D3 or cholecalciferol) is a kind of vitamin D, and 7-dehydrocholesterol generated after dehydrogenation of cholesterol can be       irradiated with ultraviolet light to form cholecalciferol, so it is also known as Cholecalciferol. It is said that the provitamin D of cholecalciferol is 7-dehydrocholesterol Vitamin D3 Specification Product Name Vitamin D3 CAS No 67-97-0;8024-19-9;8050-67-7 Appearance White Fine Powder Specification 40,000,000IU Vitamin D3 Function Improve the body’s absorption of calcium and phosphorus, so that the levels of plasma calcium and plasma phosphorus reach saturation. Promote growth and bone calcification, promote healthy teeth. Increases phosphorus absorption through the intestinal wall and increases phosphorus reabsorption through the renal tubules. Vitamin D3 Sample 5-10g sample for free Convenient DHL,FEDEX,UPS and EMS service What is vitamin D3 good for? Vitamin D (ergocalciferol-D2, cholecalciferol-D3, alfacalcidol) is a fat-soluble vitamin that helps your body absorb calcium and phosphorus. Having the right amount of vitamin D, calcium, … Continue reading Vitamin D3 Powder