Yes, you must have a valid i-Supplements account in order to buy an item at the i-Supplements site and use your coupon. During the process of buying an item on our site, you can use your i-Supplements account to see more of our services.

Of course not, most coupons may be used only by you when you received them directly from i-Supplements. As the i-Supplements coupon includes your User ID, it cannot be resold or transferred in any way.

Most Big Discount Events of the year witnessed a vast number of coupons from i-Supplements released. Especially, on federal holidays such as New Year’s Sale, Thanksgiving, Christmas... or on other important days such as Valentine’s Day, Easter, and Father’s Day..., customers also can buy at i-Supplements with numerous coupons.

Yes. Coupons for each Discount Event of i-Supplements will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

All deals from Promotion Programs of i-Supplements are collected here. For each certain occasion, its coupons will be on the top of the coupon list, and surely they always come with an expiry date.

It is hard to see a Sitewide Discount of 50% from i-Supplements on normal days. It's easier for you to shop on federal holidays or important days of the year. New Year’s Day, Thanksgiving, Christmas, Military Day...are recommended.