Tangentially related to the safety of niacin, for most people niacin/B3 is relatively inert and used by the body. In fact, if you don't get enough of it, you fa

Tangentially related to the safety of niacin, for most people niacin/B3 is relatively inert and used by the body. In fact, if you don't get enough of it, you fall in danger of having pellagra [1]. If I eat it, I'm guaranteed to get an ocular (ophthalmic) migraine. [1] https://en.wikipedia.org/wiki/Pellagra https://en.wikipedia.org/wiki/Pellagra