A member asked:

Will vitamin a in cod liver oil really lower bone density?

A doctor has provided 1 answer
Dr. Robert Lang answered

Specializes in Internal Medicine - Endocrinology

Maybe: As little as 3000-5000 iu of vitamin a can cause bone loss if the vitamin d level is low (lower than 20-30 ng/dl). Most cod liver oil does not have that much vitamin a unless you take a lot.

Answered 3/7/2018

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Related Questions

A member asked:

Can i add cod liver oil with vitamin a & d to my supplements?

5 doctors weighed in across 2 answers