No.6 Deep Sleep Mask Serum

Brand price

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

From the brand

What the brand says about this product. Our ingredient analysis follows below.

Key Ingredients

• Vitamin E1

  Tocopherols — fat-soluble antioxidants.

  Tocopherol

• Panthenol (provitamin B5)1

  Provitamin B5 — a humectant and soother.

  Panthenol

• AHA1

  Alpha hydroxy acids — water-soluble chemical exfoliants.

  Citric Acid

• Hyaluronic acid3

  Hyaluronic acid and its salts; a humectant that binds water to the skin.

  Hyaluronic Acid, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer

• Niacinamide1

  Vitamin B3 — supports the barrier and evens tone.

  Niacinamide

Benefits

• Hydrating19

  Boosts hydration and relieves dry, tight skin.

  Anhydroxylitol, Butylene Glycol, Dipotassium Glycyrrhizate, Fructooligosaccharides, Fructose, Glucose, Glycereth-26, Glycerin, Hyaluronic Acid, Hydrolyzed Glycosaminoglycans, Hydrolyzed Hyaluronic Acid, Panthenol, Propanediol, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer, Sodium PCA, Tocopherol, Xylitol, Xylitylglucoside

• Barrier Repair6

  Strengthens and restores the skin's natural barrier.

  Aloe Barbadensis Flower Extract, Glycerin, Niacinamide, Panthenol, Tocopherol, Xylitol

• Reduces Irritation2

  Eases discomfort and supports skin resilience.

  Dipotassium Glycyrrhizate, Panthenol

• Redness Reducing1

  Soothes visible redness and calms irritation.

  Niacinamide

• Anti-Aging1

  Softens lines and helps skin look youthful.

  Adenosine

• Firming1

  Supports elasticity and bounce.

  Adenosine

• Smoothing3

  Refines rough or uneven texture.

  Aloe Barbadensis Flower Extract, Citric Acid, Niacinamide

• Brightening2

  Restores radiance to dull, tired skin.

  Dipotassium Glycyrrhizate, Niacinamide

• Dark Spots1

  Fades dark spots for a more even tone.

  Niacinamide

• Even Tone1

  Evens out patchy or uneven colour.

  Niacinamide

• Acne Fighting1

  Helps clear breakouts and keep pores clear.

  Niacinamide

• Oil Control1

  Reduces shine and excess sebum.

  Niacinamide

• Pore Refining1

  Makes pores look smaller and cleaner.

  Niacinamide

• Exfoliating1

  Lifts dead surface cells to smooth texture.

  Citric Acid

• Antioxidant1

  Shields skin from free radical damage.

  Tocopherol

• Anti-Pollution2

  Helps defend against airborne pollutants.

  Glycerin, Tocopherol

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

Dupes

• Medicube Hyaluronic Multi Peptide PDRN Serum75% match
• Anua PDRN Hyaluronic Acid Capsule 100 Serum74% match
• Anua PDRN Collagen Glow Facial Serum Spray73% match
• Wellage Hyper Toning Glowy Ampoule73% match
• Medicube Azelaic Acid Exosome Shot70% match
• Numbuzin No.3 Blue Bio-Retinol Pore Refining Serum70% match