In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

To use the vitacup coupons on their website, you need to meet the conditions:

•  The items you choose must meet all coupon requirements as explained in the Terms and Conditions.

• The coupon has not expired. 

• The seller uses the vitacup checkout system or a customized checkout system that accepts the coupon.

To avoid this problem, you should check out carefully vitacup promo code before that promo code could be expired, some promo codes are tied to a minimum purchase, a first-time purchase, or tied to geography, and other reasons.

Usually, Coupon Stacking is not allowed at vitacup. However, the store will surely give out notice if available.

Gift Cards from vitacup are usually offered on major discount days or to loyal customers. If available, it will be shown. Let's check the coupon list.