A member asked:

M female 25 years old. vitamin d 25. i eat capsules of vit d but they can't effect than injection under muscular . why is this? constipation problem.

A doctor has provided 1 answer
Dr. Michael Kleerekoper answered

Specializes in Endocrinology

Vitamin D is available inexpensively over the counter. It comes in bottles with 120 capsules (1000 or 2000) taken once a day. Side effects are very few.

Answered Apr 2, 2015

3k views

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