3-epi-25-hydroxy Vitamin D3 is the C-3 epimer of 25-hydroxy vitamin D3 .1 Dietary administration of 3-epi-25-hydroxy vitamin D3 (0.5 and 1 IU/g) decreases levels of serum parathyroid hormone (PTH) in male, but not female, weanling rats.
1.Djekic-Ivankovic, M., Lavery, P., Agellon, S., et al.The C-3α epimer of 25-hydroxycholecalciferol from endogenous and exogenous sources supports normal growth and bone mineral density in weanling ratsJ. Nutr.147(2)141-151(2017)
















