At XZEN LABS, our customer's health and safety is our number on priority. That's why we're committed to manufacturing our supplements
to the highest standard, highest quality and most potent ingredients.
All of our products are manufactured at a FDA Registered facility,
and cGMP standards (current good manufacturing standards).
XZEN Labs brand is a registered trademark of GX8 Labs Inc.
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We stand behind the products we sell, because we believe in them.
We offer a 100% Satisfaction Guarantee on our products.
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BioPerine Black pepper is considered the "King of Spices" throughout the world due to its pungent principle piperine. BioPerine® is a patented extract obtained from black pepper fruits (Piper nigrum) standardized minimum to 95% Piperie. BioPerine® has been used as a bioavailability enhancer for over 20 years. In general, BioPerine® was found to enhance absorption of nutrients by at least 30%.