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Niacin (Vitamin B3) for Men: Energy and Flushing Explained

Niacin (Vitamin B3) for Men: Energy and Flushing Explained

Quick answer

  • Niacin helps the body turn food into energy.
  • Higher amounts can cause a harmless skin flush.
  • The adult upper limit from supplements is 35 mg a day.

What it does

Niacin is needed to convert food into usable energy (NIH ODS).

Food sources

Chicken, tuna, turkey, peanuts, brown rice and fortified cereals are good sources.

The niacin flush

Higher doses can cause warmth, redness and tingling, usually harmless and short-lived.

Upper limit

NIH sets the adult upper limit for supplemental niacin at 35 mg a day. Avoid stacking multiple niacin products; see the safety guide.

In MaxForce

Niacin supports the energy pathway. See all ingredients.

Frequently asked questions

Is niacin flush dangerous?

It is usually harmless, but talk to a doctor if it is strong or bothersome.

Does niacin give energy?

It supports normal energy metabolism; it is not a stimulant.

This article is general information, not medical advice. Talk to your doctor before starting any supplement. We may earn a commission from links on this page; see our disclosure and editorial standards.

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