A member asked:

Where in the body is calcitriol coming from? how does it affect your calcium?

A doctor has provided 1 answer
Dr. Cayce Jehaimi answered

Specializes in Pediatric Endocrinology

Kidney: Calcitriol is the active form of vitamin d and is formed in the kidneys. Among its functions is transport of calcium through the gut wall hence why people with low vitamin d can develop low calcium levels.

Answered 6/24/2014

5.7k views

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A member asked:

What do vitamin d and calcium do in the body?

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