Buy & Try Guarantee

We’re so confident you’ll love the results that every order of Bio-X4™ is covered by our 90 day money-back guarantee.

That means you can try Bio-X4™ for three months.

Go ahead and use the entire bottle! If you’re unhappy for any reason, send it back within 90 days and we’ll refund 100% of your purchase price (minus shipping).

90-day money back NO QUESTIONS ASKED!