15
%
Promo code
Verified
We recommend
Worked for
100%
+1
15
%
Promo code
Verified
We recommend
Applied 18 time
Worked for
100%
+1
15
%
Promo code
Verified
We recommend
Applied 14 time
Worked for
100%
+1
25
%
Special offer
25
%
Special offer
10
%
Special offer
Valid 6 Days
Applied 8 time
Valid 6 Days
Applied 7 time
Special offer
Valid 6 Days
Special offer
Valid 6 Days
Applied 5 time
Special offer
Valid 6 Days
Applied 8 time
Special offer
Applied 8 time
Special offer
Applied 10 time
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Expired, but try! The codes might work
25
%
Promo code
Verified
The Special Offer is expired
Applied 11 time
Worked for
100%
+1
20
%
Promo code
Verified
The Special Offer is expired
Applied 15 time
Worked for
100%
+1
25
%
Special offer
The Special Offer is expired
Applied 10 time
30
%
Special offer
The Special Offer is expired
Applied 8 time
How to use a coupon code on Protocol?
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Choose promo code
Push “Show Coupon” or “Get the Deal” to see the preferred Protocol promo code appear on the horizon. Copy the favored discount code to the clipboard.
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Go to the store's website
Visit protocol-lab.com to introduce your skin to the Earth’s most potent molecules for skin renewal.
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Choose an item
Fill the shopping cart with Vitamin C super serum, hydrating cream, Hydroxy cleanser with aloe and tea extract, Retinol serum, and gentler and plant-based skincare.
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View the shopping cart
Click on the shopping bag icon in the upper-right corner of the page.
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Proceed to checkout
View your skincare picks collected in the cart summary menu and press “Checkout”.
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Apply promo code
Paste the saved promo code in the “Discount code” box and press “Apply”.