Vitamin B-3, aka niacin, is a nutrient that promotes healthy, strong hair and glowy skin. Here's how to incorporate niacin into your diet. When it comes to getting the mix of vitamins, minerals, and ...

Niacinamide, or nicotinamide, is a type of vitamin B-3. Taking it can help prevent B-3 deficiency and may treat acne and eczema. More research is needed, however. Preventing B-3 deficiency is ...

The niacin skin flush response is a simple, non‐invasive test that measures vascular reactivity following the topical application of a niacin derivative. In healthy individuals, niacin prompts a rapid ...