Niacinamide Faqs

Q&As About Vitamin B3

Does niacinamide cause a flush? No. Flushing does not occur with niacinamide because it acts on the macrocirculatory system comprising the heart and large blood vessels. On the other hand, niacin—a separate form of vitamin B3—acts on microcirculation; the small blood vessels and capillaries that…

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