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iHerb Customer Reviews

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Great supplement enhancer

Posted by DesertWolf on Sep 19, 2016 | Verified Purchase

Taken 5 minutes before taking other supplements helps the body absorb and process more efficiently.

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Excellent... Quick delivery and great price

Posted by iHerb Customer on Aug 30, 2016 | Verified Purchase

Works as promised. I certainly can testify to that.

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Posted by iHerb Customer on Aug 25, 2016 | Verified Purchase


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Good Value

Posted by iHerb Customer on Jun 21, 2016 | Verified Purchase

Good value product - enhances the body's absorption of nutrients in other supplements taken

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Top Product

Posted by iHerb Customer on Jun 13, 2016 | Verified Purchase


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Great for increasing the potency of other supplements

Posted by iHerb Customer on Jan 22, 2015 | Verified Purchase

It is great if you use other supplements.

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One of the most cost effective supplement to boost absorption of vitamins.

Posted by iHerb Customer on Sep 09, 2014 | Verified Purchase

Should be taken by everyone to increase absorption of the vitamins you take.

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I can recommend

Posted by iHerb Customer on May 27, 2014 | Verified Purchase

Great complementary supplement, if you want to get maximum from your other supplements. The main reason why I bought bioperine here, is because here, in Czech Republic, it isn't available for any reasonable price. I appreciate the short time of delivery and the quality of packing.

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Posted by iHerb Customer on Apr 25, 2014 | Verified Purchase

This is my second purchase. While I cannot really tell that it increases my other supplements effectiveness, I can taste the hotness that black pepper can have. Since the price is good and it could be helping I continue to take it.

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to increase bioavailability

Posted by OrganicGirl on Dec 06, 2013 | Verified Purchase

I use it to increase Turmeric absorbtion. Feel free to visit my page (click on my name) for more reviews.

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