15
%
Promo code
Verified
Jul 28, 2026
Our pick
Expires Aug 29, 2026
Applied 97 times
+1
10
%
Promo code
Verified
Jun 16, 2026
Expires Aug 30, 2026
Applied 26 times
10
%
Promo code
Verified
Aug 20, 2026
Expires Aug 28, 2026
Applied 32 times
10
%
Promo code
Verified
Aug 20, 2026
Expires Aug 28, 2026
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Expired, but try! The codes might work
10
%
Promo code
The Special Offer is expired
Applied 43 times
20
%
The Special Offer is expired
Applied 27 times
The Special Offer is expired
Applied 28 times
20
%
The Special Offer is expired
Applied 48 times
When is the best time to buy at Mateina?
The number of active promo codes by month
0
2
4
6
8
10+
Jan
15
Feb
10
Mar
8
Apr
11
May
9
Jun
3
Jul
5
Aug
5
Sep
8
Oct
8
Nov
7
Dec
16
Promo frequency:
Very Rare
<
0
new promo code per month
Promo availability:
Medium
4
active promo codes available
How to use a coupon code on Mateina?
-
Go to drinkmateina.com
Follow drinkmateina.com to discover the energy-boosting powers of Yerba mate, the deep-rooted tradition of South America.
-
Choose an item
Fill the shopping cart with yerba mate drinks, loose-leaf packs, accessories, and bundles.
-
Add to cart
Wend your way to the northeast corner of the page. Click on the shopping cart icon. Explore the collected yerba mate drinks and other products in the cart summary menu and proceed to the checkout.
-
Apply discount code
Put the saved promo code in the “Discount code” box and hit “Apply”.

Why You Can Trust Our Deals
At DiscountReactor, we combine smart AI tools and careful editorial work to show you only accurate "up-to-date" and truly useful offers. AI helps us quickly filter and pre-test coupons, while editors manually check the results, adjust the reliability rating based on confirmed validity and keep the pages clean without unnecessary “noise.”We monitor stores daily, conduct regular manual content reviews, update or remove any problematic coupons within 24 hours on business days. We clearly mark coupons as "Verified", "Expired" or "Editor's Choice" work with partner stores on content accuracy, and always put your interests first by showing only fresh and working offers without unnecessary clutter. Rankings are based on popularity, coupon validity and user interest.