All Returns Require Prior Authorization
Please call 1.800.549 NADH (6234) for a Return Authorization Number. Any item returned without authorization will be refused.

Return of New Items
NADH Membership Club allows you to return any new, sealed and unopened merchandise within 30 days of your purchase date. You may choose a full-credit product exchange or a full credit by the same means payment was made. Shipping charges cannot be refunded.

Return of Defective Items
NADH Membership Club allows you to return defective merchandise within 30 days of your purchase date. You may choose a full-credit product exchange or a full credit by the same means payment was made. Please include a detailed written description of the defect and how to replicate the problem. Merchandise found to be non-defective will be subject to a 15% restocking fee. Additional fees may be assessed for damaged tablet blisters/ boxes.

Packaging Your Return
Returned merchandise must include all factory packed accessories in the original carton with all UPC and Bar Codes intact. Incomplete returns will receive a reduced credit reflecting any missing accessories. Your Return Authorization Number must be displayed prominently on the outside of the shipping box.

Return Shipping Costs
You are responsible for shipping any return product to our warehouse. In the case that you exchange a defective product for a new product, NADH Membership Club  will provide and pay for the outbound shipping for replacement merchandise. Returned merchandise must arrive no later than 30 days after we provide you with a Return Authorization Number.

Processing Time
Returns meeting the conditions outlined above will be processed within 5 business days following receipt. Processing may be slightly extended during peak business periods.


Please Call for a Return Authorization: 1.800.549 6234