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  4. DUO Promo Codes
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About DUO

DUO is a small cosmetics & makeup retailer which operates the website duobeauty.co.uk. As of today, we have 10 active DUO third-party deals. The Dealspotr community last updated this page on December 12, 2018. On average, we launch 25 new DUO promo codes or coupons each month, with an average discount of 17% off and an average time to expiration of 19 days.

Have you shopped at DUO?

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How to use DUO promo codes

  1. Go to duobeauty.co.uk then select the items you wish to purchase and add them to your shopping cart.
  2. Find a promo code on this page. Click to open the code, then click "copy" to copy the coupon code to your clipboard.
  3. Go back to duobeauty.co.uk and proceed to checkout. Look for the box labeled "Enter promo code" and paste your promo code in that box.
  4. Once you apply the promo code, your savings should be applied, and you can complete checkout.

Promo code didn't work? Read these expert tips.

  • DUO offers promo codes often. On average, DUO offers 25 codes or coupons per month. Check this page often, or follow DUO (hit the follow button up top) to keep updated on their latest discount codes.
  • Check for DUO's promo code exclusions. DUO promo codes sometimes have exceptions on certain categories or brands.
  • Look for the blue "site-wide" label for site-wide DUO promo codes. Site-wide codes can be applied to any item on DUO's website, and therefore are the most useful codes.
  • Read our expert guide to finding promo codes for stores that rarely offer them.

DUO Promo Codes & Coupons

Dealspotr has 4x More Working Promo Codes than RetailMeNot or Honey

Tired of expired coupons? Dealspotr is crowdsourced. We have 10 million coupons, verified by real people. Every code on Dealspotr is backed up by a screenshot so you know how it works. Join our community and earn points for sharing deals.

Amazon promo codes
Expert Pick

Get up to 60% Off DUO Items at Amazon (Free 2-Day Shipping w/ Prime)

5 Expert Picks for DUO

Walmart promo codes
Expert Pick

Get up to 25% Off DUO at Walmart (Free 2-Day Shipping on Orders $35+)

Macy's promo codes
Expert Pick

Get up to 20% Off DUO at Macy's

eBay promo codes
Expert Pick

SALE: 50% Off DUO Makeup at eBay

10 Magic Codes for DUO

Sephora promo codes
Magic Code

Free Tatcha The Silk Canvas Sample Set with Any Purchase Over $35 at Sephora

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Sephora promo codes
Magic Code

Free Tatcha The Silk Canvas Sample Set with Any Purchase Over $35 at Sephora

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Sephora promo codes
Magic Code

Get Free Trial Size Sunday Riley Luna Sleeping Night Oil With $25 Purchase on DUO at Sephora

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1 Shopping Hack for DUO

Deal
Shopping Hack

Find Today's Coupons & Offers for DUO on Their Website