We offer a 30 day, 100% money back guarantee on any product purchased from gloscience.com. We'll even cover your return shipping!* If you are not satisfied for any reason with your purchase, you can initiate a return for a full refund within 30 days of your purchase. If you purchased a GLO Science product from another seller, your purchase is covered under that seller's return policy and should be handled directly with that seller. You can find a list of GLO Authorized Retailers here.

After 30 days, please refer to our GLO Science One Year Limited Warranty.

To initiate your return within 30 days of delivery, please contact us at info@gloscience.com or call 855-456-5976 and a customer service representative will be happy to assist you.

*GLO Science will provide prepaid return labels to continental US addresses only. If you live outside the continental US, you will be responsible for shipping your product return back to GLO.