Numbuzin
No.3 Skin Softening SerumROUND LAB
Soybean Nourishing SerumA serum built around Niacinamide and Hyaluronic acid, for hydration and barrier repair.
A serum built around Panthenol and Ceramide, for barrier repair and hydration.
Brand price
USD 14.00 · checked 26 Sept 2026 · brand's site
Brand price
USD 31.00 · checked 25 Sept 2026 · brand's site

At a Glance

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

Key Ingredients

Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Ceramide3
Skin-identical lipids that hold the barrier together.

Benefits

Hydrating9
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Galactomyces Ferment Filtrate, Glycereth-26, Glycerin, Methyl Gluceth-20, Panthenol, PEG-90, Sodium Hyaluronate, Squalane
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Bifida Ferment Lysate, Caprylyl Glycol, Glycerin, Glyceryl Stearate Citrate, Niacinamide, Panthenol, Squalane
Hydrating14
Boosts hydration and relieves dry, tight skin.
Betaine, Butylene Glycol, Ceramide AP, Ceramide EOP, Ceramide NP, Glycereth-26, Glycerin, Mannitol, Panthenol, Propanediol, Squalane, Stearic Acid, Tocopherol, Trehalose
Barrier Repair17
Strengthens and restores the skin's natural barrier.
Betaine, Ceramide AP, Ceramide EOP, Ceramide NP, Cetearyl Alcohol, Cholesterol, Coco-Caprylate/Caprate, Glycerin, Glyceryl Stearate Citrate, Glycine Max Seed Extract, Niacinamide, Panthenol, Phytosphingosine, Squalane, Stearic Acid, Tocopherol, Zea Mays Starch

Concerns

May Worsen Seborrheic Dermatitis4
May feed the yeast involved in seborrheic dermatitis.
Glyceryl Stearate Citrate, Glyceryl Stearate Se, Polyglyceryl-3 Distearate, Polyglyceryl-3 Methylglucose Distearate
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Seborrheic Dermatitis15
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ceramide AP, Ceramide As, Ceramide EOP, Ceramide NP, Ceramide Ns, Cetearyl Alcohol, Coco-Caprylate/Caprate, Glyceryl Stearate Citrate, Hydrogenated Lecithin, Phytosphingosine, Polyacrylate Crosspolymer-6, Polyglyceryl-3 Distearate, Stearic Acid, Tetradecyl Aminobutyroylvalylaminobutyric Urea Trifluoroacetate
May Worsen Keratosis Pilaris3
May clog follicles or strip skin prone to keratosis pilaris.

Ingredients Side-by-side

Humectant
Water (in both products)
Skin Conditioning
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Humectant
1,2-Hexanediol (in both products)
Skin Conditioning
Water (in both products)
Skin Conditioning
1,2-Hexanediol (in both products)
Skin Conditioning
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Skin Conditioning
Skin Conditioning
- Ceramide
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Barrier Repair
- Hydrating
- May Worsen Seborrheic Dermatitis
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 →Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →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 →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 →Squalane
Hair Conditioning, Refatting, Skin Conditioning, Emollient
Squalane is a face oil.
Learn more about Squalane →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Adenosine
Skin Conditioning
6-Amino-9-beta-D-ribofuranosyl-9H-purine
Learn more about Adenosine →Glycereth-26
Humectant, Viscosity Controlling
Poly(oxy-1,2-ethanediyl)], .alpha.,.alpha.',.alpha.''-1,2,3-propanetriyltris[.omega.-hydroxy-
Learn more about Glycereth-26 →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →
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