2 doctors weighed in:

Could multivitamins/minerals cause skin itchiness? What I thought was only an insect bite, is now causing my hand to be red, itchy and swollen.

2 doctors weighed in
1 doctor agrees

In brief: Yes

Vitamins like Niacin can cause itching.

In brief: Yes

Vitamins like Niacin can cause itching.
Dr. Alan Ettinger
Dr. Alan Ettinger
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