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iHerb Customer Reviews

$6.80

$7.65

Savings of: $0.85 (11% off)

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Too much for my system

Posted by Reviewer1682534 on Jul 30, 2012

I took this to help reduce my high cholesterol but the hot flashes were too intense and it turned my face red in public. It also raised my blood sugar. Had to give it up.

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bad idea

Posted by 4959710847224070724 on Mar 18, 2014

I took 1 pill of niacin and the worst hot flashes ever. I went straight to the ER, lips purple heart palpitations I don't reccomend this unless you have taken it before.

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Vitamin b3 Niacin LIFE EXTENSION

Posted by Reviewer2170662 on Sep 05, 2015

THISPRODUCT CAUSES SERIOUS ALLERGIE TO ME AND TO MY SISTER. If I take Niacin from NOW FOOD I have no problem-

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It is hard

Posted by 4979708457747705135 on May 22, 2016

The flash was too hard. I tried once.

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