A member asked:

Told to take b1 b6 and b12 by doctor. after 1 dose, 8 hours later got rash. i have peanut/tree nut allergy. safe to take if not on ingredient bottle?

A doctor has provided 1 answer

Dr. John Chiu answered

B1: Flushing is a common side effect from vitamin B1- also known as thiamine. The effect tends to decrease with time. However, if B1 is absolutely needed, you may try a lower dose first then gradually work the dose up.

Answered 6/26/2014

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A member asked:

Told to take b1 b6 and b12 by doctor. after 1 dose, 8 hours later got rash. i have peanut/tree nut allergy. safe to take if not on ingredient bottle?

A doctor has provided 1 answer

Dr. John Chiu answered

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