What is Vitamin D2 1250 mcg Used for?
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4 min read
High-dose vitamin D2 (ergocalciferol) in the 1250 mcg (50,000 IU) strength is a prescription-only medication typically reserved for treating moderate to severe vitamin D deficiency. This potent, fat-soluble vitamin plays a critical role in calcium absorption, bone mineralization, and immune function, but its high dosage requires strict medical supervision to prevent toxicity.