GNC Coupons & Promo Codes - September 2023

GNC Frequently Asked Questions

How do I use a GNC promo code? 

• Go to the shopping cart page, enter your promo code under the "Enter a Promotion Code" section, and click "Apply". Discount amount, if applicable, will be applied in the "Order Summary" section prior to final checkout. 

How can I save even more at GNC? 

• The first time you sign up for email exclusives, you receive a 15% off code. GNC periodically offers promos on their homepage. Be sure to check out the sale section. 

What is GNC's shipping/return policy? 

• Orders are usually processed the same day once the item is located in stock and your payment is approved. Shipping costs vary by the purchase total and shipping method chosen. There is an option for expedited delivery. GNC has a 30 day money back guarantee. If you are not satisfied, simply return the product used or unused, in good condition, and in original packaging if possible. 

What does GNC provide? 

• GNC is a nutritional supplement industry that believes in correct product labeling, safe ingredients, and products that work. They continue to work in nutritional science to keep providing customers with products to improve quality of life. They offer vitamin supplements, sports nutrition, diet aides, herbs, skincare, and the list goes on. 

How can I contact GNC? 

• You can contact GNC customer service on the website by filling out a short form or by calling 1-877-462-4700.