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”.

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 Niyama's policy, you can contact Niyama via mail for your reference.

To avoid this problem, you should check out carefully Niyama 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.

Yes. Coupons for each Discount Event of Niyama 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 Niyama 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.