This is the best quality Niacin, along with Twinlab. How can I tell -- the "flush" factor after taking 200 mg is strong, meaning it is potent.
Posted by iHerb Customer on October 24 2012 | Verified Purchase
Nature's Way, Niacin 100 mg, Nicotinic Acid, 100 Capsules
Posted by iHerb Customer on February 15 2012 | Verified Purchase
I just took the niacin for less than a month, I will update your the information after going for my cholesterol test in early march.
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