Not calcium or D: Deficiency of calcium or vitamin d will not cause bumps on your head. Ingrown hair can do that but so can other things, so have it checked by a dermatologist.
Answered 5/5/2018
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4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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