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Alfacalcidiol Usp
Alfacalcidol is an analogue of vitamin D used for supplementation in humans and as a poultry feed additive. Alfacalcidol has a weaker impact on calcium metabolism and parathyroid hormone levels than calcitriol, however alfacalcidol has significant effects on the immune system, including regulatory T cells. Formula: C27H44O2Molar mass: 400.64 g/mol Solubility in water: 0.016 g/100 mL ATC code: A11CC03 (WHO)3D model (JSmol): Interactive image.