How to redeem a Medik8 promo code
- 1. Add your selected items to your shopping bag at Medik8.
- 2. Open your bag and continue to checkout.
- 3. Find the field labeled Promo Code or Gift Card, then enter your code and apply it.
By Phia
Medik8 offers advanced skincare solutions. The brand focuses on delivering results without compromise.
Everything you need to know to get the best deal at Medik8
Phia finds the working code — and applies it before you pay.
18 codes available to try
Most popular today: 20% off sitewide



Editorial
Mad Hippie serums include Vitamin C Serum, Super A Serum and Corrective Peptide Serum, from a couple who moved to Central America. I go through the serums, oils and creams, then vitamin C serums and light daily moisturizers from other brands.

Editorial
The Shark CryoGlow mask is the brand's first move into skincare, pairing red, blue and deep infrared light with under-eye cooling. Here are the other LED devices, sculpting tools and serums I would build a routine around it.

Editorial
The medicube PDRN Pink Peptide Serum put a salmon-derived ingredient on a lot of bathroom shelves. This edit covers the pink line it anchors, the rest of the medicube routine, and PDRN serums from other brands for comparison.

Editorial
Anua salmon DNA means PDRN, short for polydeoxyribonucleotide, which the brand sells as a serum, cream, toner and mist. I pick eight Anua products, then eight PDRN, peptide and glass-skin serums to compare.

Editorial
The highest niacinamide serum named here is The Inkey List's 20% SuperSolutions, but the biggest number is not always the best pick. I go through twelve serums, from niacinamide-led formulas to blends where it plays support.

Editorial
Retinaldehyde, usually shortened to retinal, is the retinoid one conversion step from the active form skin actually uses. Here are nine brands that build serums, eye products, night creams and body treatments around it.

Editorial
One well-built formula can do more than a crowded lineup. Shop 16 face serums from Medik8, Primally Pure and Hyeja, $26 to $325.

Editorial
A dermaroller is a small drum of needles that promises smoother skin at home, and the honest answer is more modest than the videos suggest. Here is the history, the safety notes from dermatologists, and the serums, devices and barrier creams I would use around one.

Editorial
Beauty essentials in this edit run from liquid and powder blush and bronzer to lip oil, a cleansing balm and body care.

Editorial
La Roche-Posay vitamin C serum is the Pure 12% Vitamin C Serum, now sold as Vitamin C12 after being renamed from C10. I cover how I use it in the morning, which other vitamin C serums sit beside it, and the daily SPF to wear over it.

Editorial
How to use The Ordinary Salicylic Acid 2% Solution: patch test, cleanse, apply a thin layer, then moisturize. Plus what the brand says not to mix it with.

Editorial
A collagen cream usually promises firmer, plumper looking skin, and the honest way to shop one is to read what the brand actually claims. These are the creams, peptide serums and eye creams I would reach for, and how I would layer them.
Phia has found 18 active coupon codes for Medik8. Copy and paste a code below at checkout to see if it works on your order.
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Use code SKIMM20 for 20% off.
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10% off sitewide for first-time web purchases.
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Verified offer available at checkout.
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Verified offer available at checkout.
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Verified offer available at checkout.
Code
Verified offer available at checkout.
Code
Verified offer available at checkout.