HomeHealth NewsVitamin D3 supplements may be better at boosting vitamin D levels: study

Vitamin D3 supplements may be better at boosting vitamin D levels: study

October 21, 2025

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A new study compared the vitamin D boosting capacity of two forms of vitamin D: D2 and D3. Viktoriya Skorikova/Getty Images

Vitamin D deficiency is associated with an increased risk of rickets, osteomalacia, cardiovascular conditions, and autoimmune diseases.
Vitamin D2 and vitamin D3 are the two forms of vitamin D, and both forms are used as supplements to treat vitamin D deficiency.
A recent meta-analysis, based on data from previous randomized controlled trials, now shows that vitamin D2…

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