We stand behind Doing Great™ with a 30-day money back guarantee for all customers in the USA. You will need a Doing Great™ online account to qualify for the guarantee. While optimal effects are reached through regular long-term use, if you have not experienced noticeable support for sexual performance after just 30 days, return your empty box and receipt to us to receive a full refund of the purchase price. Shipping fees are non-refundable. Please email us at to request complete details.

You’re ready for intelligent formulation: You’re ready for Doing Great.