Normally, one discount code is only applied for one offer. However, If the users put a vast of items in their cart, it is easy to use one coupon code to purchase items. It depends on Ouidad's policy, you can contact Ouidad via mail for your reference.

It depends! Normally, the percentage that you can save with that Ouidad Coupon will be shown right on the page, so you can see if it is applied sitewide or not. However, once you are not sure, try it right on their's products you want to buy.

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

Shoppers can get coupons for their first purchase at the store. However, it is not all the time, sometimes, they cannot apply a discount on items selling out or items not contained in the promotion program. It depends on the time you shop at Ouidad.

All deals from Promotion Programs of Ouidad 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.