VDC test kit slider
VDC-Banner-new_468
VDC test kit slider
sunfriend-banner
sperti-banner
My understanding is that the optimal level of 1,25 Di-Hydroxy Vitamin D (Calcitrol / Active D) is 50ng/ml. What is the optimal range for 25-Hydroxy Vitamin D (storage D)? Is there an optimal ratio between the two?

Asked by  Sheldon on November 11, 2014

Recent Discussion

Popular Questions