Niacinamide (also known as nicotinamide) is a topical form of niacin or vitamin B3 that's often ... To get to the bottom of how and why this serum works so well, I spoke with Board Certified ...

A niacin deficiency can also cause headache ... Topical niacinamide—typically in the form of a cream or serum—appears to ...

Niacinamide is a form of vitamin B3 found in green leafy vegetables, eggs, beans, and fish. Topical Niacinamide is generally available in serum or moisturizer products and offers fantastic ...