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What is the difference between vitamin d2 and vitamin d3?

Best Answers

Everyone needs enough Vitamin D. But before you supplement your diet with this important vitamin, make sure you know the difference between Vitamin D2 and D3. Vitamin D is crucial for bone health and immune system function. The trouble with Vitamin D is that our bodies need sunshine to produce it. read more

A report published in The American Journal of Nutrition points out the very clear difference between Vitamin D3 and Vitamin D2, the latter, the “form of vitamin D used in major preparations of prescriptions in North America.” 1 Vitamin D2 is in fact not the bioavailable equivalent of D3. read more

The two forms of vitamin D, D2 and D3, differ slightly in their structure and in their sources. Vitamin D3 is more effective than vitamin D2 for increasing your blood levels of vitamin D, according to a meta-analysis published in "The American Journal of Clinical Nutrition" in May 2012. read more

There are two forms of vitamin D: vitamin D2 and vitamin D3. Both offer benefits, yet only one is more readily absorbed and utilized by the human body. read more