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B3 (Niacin/Nicotinic Acid)

B3 Supplements

B3 is a vitamin called niacin. B3 supplements may support circulation.

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  1. Douglas Laboratories - Niatab 500
    Douglas Laboratories - Niatab 500 - 100 Tablets
    Niatab™ 500 tablets slowly release 500 mg of pure niacin (nicotinic acid) over 2 to 3 hours to reduce uncomfortable flushing or itching.
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    Your Price $19.40
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