We accept returns of unopened Optimum Nutrition Serious Mass products within 30 days of delivery for a full refund, provided items are in original condition with seals intact.
1. Eligibility 1.1 Returns must be requested via our contact form within the window. 1.2 Opened or used products are not eligible unless damaged on arrival.
2. Process 2.1 Contact us to receive return instructions and a label if approved. 2.2 Refunds are issued to the original payment method within 14 business days after we receive the item.
3. Exceptions Digital receipts or promotions may have separate rules.
Policies may be updated at any time; customers should check this site for the current version. This is general information only; local laws apply; merchant may consult a lawyer.