Life Extension
Vitamin B3 Niacin
500 mg, 100 capsules
Item Catalog Number:
00372

Niacin is the only B vitamin that can be synthesized in the body from the amino acid tryptophan.177-179 In its coenzyme forms, niacin is crucial to energy transfer reactions, particularly the metabolism of glucose, fat, and alcohol.180,181 Niacin’s beneficial effects on blood lipids is well- documented.182-195

References
Supplement Facts

Serving Size 1 capsule

Servings Per Container 100

Amount Per Serving

Niacin (vitamin B3)

500 mg

Other ingredients: gelatin, magnesium stearate.

This product contains NO milk, egg, fish, peanuts, crustacean shellfish (lobster, crab, shrimp), soybeans, tree nuts, wheat, yeast, gluten, corn, or rice. Contains NO sugar, and no artificial sweeteners, flavors, colors, or preservatives.

Dosage and Use

Take one capsule daily with meals, or as recommended by a healthcare practitioner.

Caution

Take only under the supervision of your healthcare practitioner. Temporary flushing, itching, rash, or gastric disturbances may occur. If these symptoms persist, discontinue use and consult your healthcare practitioner. Periodic liver function testing and supervision of a qualified healthcare professional are strongly recommended with niacin dosing in excess of 500 mg daily.

Note

Niacinamide is another B3 vitamin that does not cause flushing.

Warnings

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