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Medik8 vs Allies of Skin

Rated by Lovi · Unbiased, science-based skincare AI trained on real user outcomes · How the Fit score works

Medik8 and Allies of Skin are professional skincare lines known for thoughtful moisturizers, targeted serums, eye products, and more. Medik8 builds its formulas around hyaluronic acid to suit dry and sensitive skin, while Allies of Skin infuses niacinamide into balanced formulations suited best for dry and oily, acne-prone skin. The British brand founded in 2009 offers targeted options like Surface Radiance Cleanse, Oxy-R Peptides, and Total Moisture Daily Facial Cream, whereas the other features standout treatments such as the Molecular Saviour Probiotics Treatment Mist, Peptides & Antioxidants Firming Daily Treatment, and Peptides & Omegas Firming Eye Cream. Both differ through their specific ingredient applications, where hyaluronic acid lengthens toxin wrinkle effect duration and niacinamide improves skin aging signs and decreases hyperpigmentation.

Medik8 is a British skincare brand founded in 2009 and owned by L'Oréal Groupe since 2025.

loreal.commedik8.comtracxn.com

This page compares some of the most popular Medik8 and Allies of Skin products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular Medik8 vs Allies of Skin products

People Say

Medik8Allies of Skin
  • Gentle and non-irritating formulation Mostly MentionedOften Mentioned
    • “zero irritation or peeling — Medik8 CRYSTAL RETINAL 3”
    • “only Vitamin C my sensitive skin can tolerate — Medik8 C-Tetra Serum”
    • “Best retinol replacement — Medik8 Bakuchiol Peptides”
    • “Best retinol for sensitive skin — Allies of Skin Retinal & Peptides Repair Night Cream”
  • Deep hydration and plumping Often MentionedMostly Mentioned
    • “Restores moisture — Medik8 Liquid Peptides”
    • “Instantly quenched the skin — Medik8 Hydr8 B5 Intense”
    • “nourished and hydrated — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “more like a spray serum — Allies of Skin Molecular Saviour Probiotics Treatment Mist”
  • Lightweight and elegant texture Often MentionedOften Mentioned
    • “absorbed effortlessly — Medik8 Total Moisture Daily Facial Cream”
    • “Absorbs fast — Medik8 Liquid Peptides”
    • “sinks easily into damp skin — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
    • “creamy and consistent — Allies of Skin Peptides & Omegas Firming Eye Cream”
  • Brightening and glow Often MentionedOften Mentioned
    • “I wake up glowing. It adds back that youthful bloom that I've lost. — Medik8 Sleep Glycolic”
    • “unlocked a serious glow — Medik8 C-Tetra Serum”
    • “gives skin an instant dewy glow — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
    • “Gives me a nice youthful glow — Allies of Skin Peptides & Antioxidants Firming Daily Treatment”
  • Improves skin texture Often MentionedOften Mentioned
    • “smoother skin — Medik8 Surface Radiance Cleanse”
    • “My skin was smoother, my skin texture felt more resurfaced. — Medik8 Sleep Glycolic”
    • “Woke up looking well-rested — Allies of Skin Retinal & Peptides Repair Night Cream”
    • “Pores appear to be tighter — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • Reduces fine lines and aging signs Rarely NotedOften Mentioned
    • “fix the fine lines — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “Tightened the skin in just a few uses — Allies of Skin Peptides & Antioxidants Firming Daily Treatment”
    • “softened crow's feet — Medik8 Crystal Retinal Ceramide Eye 3”
  • High price point Often MentionedMostly Mentioned
    • “Expensive per bottle — Medik8 Liquid Peptides”
    • “very expensive for amount — Medik8 CRYSTAL RETINAL 3”
    • “hefty price tag — Medik8 C-Tetra Serum”
    • “Pricey — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • Packaging issues and fragility Sometimes NotedSometimes Noted
    • “Glass bottle breaks easily — Medik8 Liquid Peptides”
    • “hard to get last bit — Medik8 CRYSTAL RETINAL 3”
    • “pump head is fixed — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “bad spritz mechanism — Allies of Skin Molecular Saviour Probiotics Treatment Mist”
  • Slow results or requires patience Rarely NotedSometimes Noted
    • “Not as effective as retinol — Medik8 Bakuchiol Peptides”
    • “no difference yet — Medik8 Crystal Retinal Ceramide Eye 3”
    • “Subtle initial changes — Medik8 Liquid Peptides”
    • “still not impressed with the results — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”

Medik8 vs Allies of Skin routines for dry skin

See multi-brand routine · 98% fit

Medik8 vs Allies of Skin routines for oily skin

See multi-brand routine · 97% fit

Medik8 vs Allies of Skin routines for combination skin

See multi-brand routine · 96% fit

Questions and answers

Medik8 or Allies of Skin: which is better?

Both brands are great choices, but Medik8 is a better fit if you want gentler formulas, while Allies of Skin tends to work better for reducing fine lines and aging signs. Both brands are free of fragrance across the products on this page.

What is the difference between Medik8 and Allies of Skin?

Medik8 and Allies of Skin both offer fragrance-free products on this page and share a Superior Lovi fit level for dry skin, dry sensitive skin, and sensitive skin. Reviewers find that Medik8 is more gentle and non-irritating, while Allies of Skin does better at reducing fine lines and aging signs.

Medik8 or Allies of Skin for dry skin?

Both Medik8 and Allies of Skin achieve a Superior Lovi routine fit for dry skin. Medik8 focuses on ingredients like hyaluronic acid, while Allies of Skin features niacinamide.

Dermatologic Therapy, 2022The British Journal of Dermatology, 2002

Medik8 or Allies of Skin: which moisturizer is better?

Both brands offer popular moisturizers, with Allies of Skin achieving a Superior Lovi fit level for dry skin and Medik8 achieving a High Lovi fit level. Reviewers note that Allies of Skin features gentle, effective moisturizers, while Medik8 products on this page often provide deep hydration and plumping.

Drug Delivery, 2017Dermatologic Therapy, 2022

Which is more affordable, Medik8 or Allies of Skin?

Both Medik8 and Allies of Skin have a high price point according to reviewers, meaning neither brand is clearly more affordable than the other.

Which brand has fragrance-free products, Medik8 or Allies of Skin?

Both brands offer fragrance-free options, as 11 of the 12 products on this page from Medik8 list no fragrance, and every product on the Allies of Skin page lists no fragrance in its ingredients.

Medik8 or Allies of Skin for oily skin?

Allies of Skin is the better choice for oily skin, where Lovi rates the routine fit as Superior compared to Medik8's High level. Allies of Skin relies on key ingredients like niacinamide to help manage oil and improve skin quality.

The British Journal of Dermatology, 2002

Medik8 or Allies of Skin for sensitive skin?

For sensitive skin, Medik8 is a great choice because the products on this page are mostly described as gentle and non-irritating. Lovi rates the routine fit for sensitive skin as Superior for Medik8 and Superior for Allies of Skin.

Medik8 or Allies of Skin for acne-prone skin?

Both Medik8 and Allies of Skin achieve a Lovi fit level of Superior for acne-prone skin. Medik8 uses key ingredients such as hyaluronic acid to help provide hydration, while Allies of Skin relies on key ingredients like niacinamide, which may help reduce cutaneous pigmentation.

Dermatologic Therapy, 2022The British Journal of Dermatology, 2002

Medik8 or Allies of Skin for mature skin?

For mature skin, Allies of Skin is a strong choice because Lovi rates its fit as Superior, compared to High for Medik8. Both brands feature effective anti-aging ingredients, but Allies of Skin is noted by reviewers for reducing fine lines and aging signs more effectively.

Medik8 or Allies of Skin for skin with dark spots?

For skin with dark spots, Allies of Skin achieves a Superior routine fit, whereas Medik8 reaches a High fit level on this page. Allies of Skin relies on key ingredients like niacinamide, which helps reduce cutaneous pigmentation.

The British Journal of Dermatology, 2002

Research behind their key ingredients

Behind this comparison

Lovi compares products by their fit scores, calculated from the full ingredient list with brand-independent rules our dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update.

  • Nadia Kapleva, MS

    Nadia Kapleva, MS

    Co-founder, Medical Director

    Cosmetic chemist, cosmetologist, aesthetic products developer

  • Alexey Shagraev, PhD

    Alexey Shagraev, PhD

    Co-founder, CEO and CTO

    PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex

  • Dr. Sofía Perea Pérez, MD, MSc

    Dr. Sofía Perea Pérez, MD, MSc

    Medical Board

    Aesthetic medicine practitioner, MSc in Longevity and Anti-Aging Medicine

  • Aishani Shah, MD

    Aishani Shah, MD

    Medical Board

    Specialist dermatologist, MBBS, MD, IFAAD

  • Asya Zubkova, MS

    Asya Zubkova, MS

    Medical Board

    Cosmetic chemist, SCS, IFSCC member

  • Hanna Kurets, MD

    Hanna Kurets, MD

    Medical Board, Medical Advisor

    Dermatology MD

  • Elina Nazarenko, MD

    Elina Nazarenko, MD

    Medical Board

    Dermatology and diagnostic consultant

  • Victoria Derkova, MS

    Victoria Derkova, MS

    Medical Board

    Cosmetic chemist, cosmetic development technologist

How does it fit your skin?

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