A member asked:

What are bones made out of besides calcium?

A doctor has provided 1 answer
Dr. Cornelius Oleary answered

Specializes in Urgent Care

Collagen: Bones are made out of a protein called collagen and calcium.

Answered 12/21/2015

1.8k views

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Related Questions

A member asked:

Is Calcium only absorbed into the bones until you reach age 30?

A doctor has provided 1 answer