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

To avoid this problem, you should check out carefully GLO Science 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.

There is no certain number for the frequency of releasing coupons from GLO Science. But, most of the time, there will be at least one available. Special Discount Days such as Black Friday, Cyber Monday, Back to School Sale... come with many coupons.

All deals from Promotion Programs of GLO Science 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.

Let us know via email, our team will confirm with GLO Science to fix and remove all Promo Codes, Coupon Codes, and Deals that aren't working.

At the time of updating, GLO Science has not applied Student Discount all year round yet. Check the official store and reach out to the customer support team to be clear.