Amazon has this vegan niacinamide serum on sale for $9.99, exclusively for Prime members. Apply the code J3NMCKU8 to get it for $7.49.
Be sure to browse more beauty deals on Amazon.
Need help completing this deal?
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On the secure checkout page, find the box where your payment method is shown.
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Click on " Use a gift card, voucher, or promo code ."
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Scroll down to " Enter a gift card, voucher or promotional code " (below the "Your available balance" heading.)
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Paste the promo code and click " Apply ."
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Click " Use this payment method. "
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