Numbuzin
No.6 Deep Sleep Mask SerumA serum built around Niacinamide and Hyaluronic acid, for hydration and barrier repair.
A serum built around Niacinamide and Hyaluronic acid, for hydration and barrier repair.
Brand price
USD 21.00 · checked 26 Sept 2026 · brand's site
Brand price
Not recorded · brand's site
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At a Glance

They come out differently on Silicone-free and Oil-free; those rows are shaded. Tap any answer to see why.

Key Ingredients

Hyaluronic acid3
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Hyaluronic Acid, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer
Hyaluronic acid2
Hyaluronic acid and its salts; a humectant that binds water to the skin.

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.
Hydrating12
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Ceramide NP, Ectoin, Glucose, Glycereth-26, Glycerin, Hyaluronic Acid, Hydrolyzed Collagen, Hydrolyzed Hyaluronic Acid, Panthenol, Propanediol, Sodium Hyaluronate
Barrier Repair12
Strengthens and restores the skin's natural barrier.
Allantoin, Caprylyl Glycol, Ceramide NP, Cetearyl Olivate, Ethylhexyl Palmitate, Glycerin, Hydrolyzed Collagen, Niacinamide, Olea Europaea Fruit Oil, Panthenol, Resveratrol, Sodium Polyacrylate
Reduces Irritation3
Eases discomfort and supports skin resilience.

Concerns

May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
May Trigger Acne3
Can clog pores or trigger breakouts.
Ethylhexyl Palmitate, Olea Europaea Fruit Oil, Sorbitan Oleate
May Worsen Seborrheic Dermatitis10
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ceramide NP, Cetearyl Olivate, Ethylhexyl Palmitate, Olea Europaea Fruit Oil, Phosphatidylcholine, Polyglyceryl-10 Laurate, Sorbitan Oleate, Sorbitan Olivate, Sorbitan Sesquioleate
May Worsen Keratosis Pilaris3
May clog follicles or strip skin prone to keratosis pilaris.
Ethylhexyl Palmitate, Olea Europaea Fruit Oil, Sorbitan Oleate

Ingredients Side-by-side

Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
1,2-Hexanediol (in both products)
Skin Conditioning
Skin Conditioning
Humectant
Skin Conditioning
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Skin Conditioning
2 / 0
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Emollient
4 / 0
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
Skin Conditioning
1,2-Hexanediol (in both products)
Skin Conditioning
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 →Propanediol
Solvent, Viscosity Controlling
Propanediol is the organic compound that conforms to the formula
Learn more about Propanediol →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 →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Hydrolyzed Hyaluronic Acid
Hair Conditioning, Humectant, Skin Conditioning
Hydrolyzed Hyaluronic Acid is the hydrolysate of Hyaluronic Acid derived by acid, enzyme or other method of hydrolysis
Learn more about Hydrolyzed Hyaluronic Acid →Hyaluronic Acid
Antistatic, Humectant, Moisturising, Skin Conditioning
Hyaluronic Acid is a hyaluronic acid.
Learn more about Hyaluronic Acid →Glycereth-26
Humectant, Viscosity Controlling
Poly(oxy-1,2-ethanediyl)], .alpha.,.alpha.',.alpha.''-1,2,3-propanetriyltris[.omega.-hydroxy-
Learn more about Glycereth-26 →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →
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