Vitamin D2 is a vitamin that helps the body absorb calcium and phosphorus, which is crucial in bone health and strength, according to WebMD. It is also used to prevent and treat bone conditions and bone loss. More »

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Vitamin D3, also called cholecalciferol, is the form of vitamin D the body naturally makes from sunlight. Vitamin D2, also called ergocalciferol, is sometimes used in supplements. Most experts recommend taking vitamin D3... More »

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Vitamin D3 helps the kidneys eliminate phosphate to maintain the blood's pH, improves overall health and is used to treat underactive parathyroid glands, osteoporosis and low levels of phosphate in the blood, notes Every... More »

Vitamin D2 is the plant form of vitamin D; vitamin manufacturers use it in supplements and multivitamins, according to Mayo Clinic. People take vitamin D supplements to treat osteoporosis and prevent fractures, calcium d... More »

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Vitamin D-3 is used for prevention of bone disorders such as rickets, osteomalacia or softening of the bones, and to help the body absorb phosphorus and calcium. It is given to breast-feeding infants as a supplement beca... More »

Vitamin D3 helps the human body to absorb calcium, and vitamin D3 prescriptions and supplements are often used when a patient has a deficiency that prevents the body from using calcium effectively. It is often used to tr... More »

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Benefits of vitamin D-2 include helping the bones absorb calcium, treating kidney disease associated with low calcium, and preventing bone disorders, explains WebMD. Vitamin D-2 helps treat bone disorders such as rickets... More »

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