No.6 Deep Sleep Mask Serum
0.1 Gentle Retinol Serum

A serum built around Niacinamide and Hyaluronic acid, for hydration and barrier repair.

A serum built around Panthenol and Retinoid, for barrier repair and smoothing.

Serum
Serum
40 ingredients
32 ingredients

Brand price

USD 21.00 · checked 26 Sept 2026 · brand's site

Brand price

USD 23.90 · checked 26 Sept 2026 · brand's site

No retailer listed yet
No retailer listed yet
Brand from South Korea
Brand from South Korea

At a Glance

They come out differently on Oil-free; that row is shaded. Tap any answer to see why.

Key Ingredients

  • Vitamin E1

    Tocopherols — fat-soluble antioxidants.

    Tocopherol

  • Bakuchiol1

    A plant-derived ingredient studied as a retinol alternative.

    Bakuchiol

  • Panthenol (provitamin B5)1

    Provitamin B5 — a humectant and soother.

    Panthenol

  • Retinoid1

    Vitamin A derivatives that speed cell turnover.

    Retinol

Benefits

Concerns

  • May Trigger Acne1

    Can clog pores or trigger breakouts.

    Tocopherol

  • May Worsen Seborrheic Dermatitis1

    May feed the yeast involved in seborrheic dermatitis.

    Polyglyceryl-10 Laurate

  • May Worsen Keratosis Pilaris1

    May clog follicles or strip skin prone to keratosis pilaris.

    Tocopherol

  • May Worsen Irritation1

    May cause stinging, redness or sensitivity.

    Tocopherol

Ingredients Side-by-side

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Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

  • Butylene Glycol

    Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling

    Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)

    Learn more about Butylene Glycol →
  • Glycerin

    Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling

    Glycerin may be plant, synthetic or animal depending on the supplier.

    Learn more about Glycerin →
  • 1,2-Hexanediol

    Skin Conditioning, Solvent

    We don't have a description for 1,2-Hexanediol yet.

    Learn more about 1,2-Hexanediol →
  • Panthenol

    Antistatic, Hair Conditioning, Skin Conditioning

    Panthenol is panthenol (provitamin B5).

    Learn more about Panthenol →
  • Ethylhexylglycerin

    Deodorant, Skin Conditioning

    Ethylhexylglycerin is the organic compound that conforms to the formula

    Learn more about Ethylhexylglycerin →
  • Tocopherol

    Antioxidant, Fragrance, Skin Conditioning, Occlusive

    Tocopherol is vitamin E.

    Learn more about Tocopherol →

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