Numbuzin No.3 Skin Softening Serum vs The Inkey List 10% Azelaic Acid Serum for Redness Relief

Numbuzin

The Inkey List

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

A serum built around Azelaic acid, for pollution defence and hydration.

Serum

28 ingredients

17 ingredients

Brand price

USD 14.00 · checked 26 Sept 2026 · brand's site

Brand price

USD 20.00 · checked 26 Sept 2026 · brand's site

No retailer listed yet

Brand from South Korea

Brand country not recorded

At a Glance

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

Face oil1
An oil formulated to be used on the face.
Squalane
Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Sodium Hyaluronate
Niacinamide1
Vitamin B3 — supports the barrier and evens tone.
Niacinamide

Polysorbates (Tween emulsifiers)1
Polysorbate (Tween) emulsifiers.
Polysorbate 60
Azelaic acid1
Works on acne, redness and pigmentation at once.
Azelaic Acid

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
Reduces Irritation1
Eases discomfort and supports skin resilience.
Panthenol
Redness Reducing1
Soothes visible redness and calms irritation.
Niacinamide

Hydrating2
Boosts hydration and relieves dry, tight skin.
Glycerin, Propanediol
Barrier Repair2
Strengthens and restores the skin's natural barrier.
Allantoin, Glycerin
Reduces Irritation1
Eases discomfort and supports skin resilience.
Allantoin
Redness Reducing2
Soothes visible redness and calms irritation.
Allantoin, Azelaic Acid

May Trigger Acne1
Can clog pores or trigger breakouts.
Glyceryl Stearate Se
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.
Glyceryl Stearate Se
May Worsen Oily Skin1
May increase shine or excess oil.
Squalane

May Trigger Acne1
Can clog pores or trigger breakouts.
Sorbitan Isostearate
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Polysorbate 60, Sorbitan Isostearate
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Sorbitan Isostearate

Show highlights for:

Bifida Ferment Lysate
Skin Conditioning
- Barrier Repair
Galactomyces Ferment Filtrate
Humectant
0 / —
Butylene Glycol
Humectant
1 / 0
- Hydrating
Methyl Gluceth-20
Humectant
Water
Skin Conditioning
Niacinamide
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
PEG-90
Humectant
1,2-Hexanediol
Skin Conditioning
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Squalane
Emollient
1 / 0
- Face oil
- Barrier Repair
- Hydrating
- May Worsen Oily Skin

Aqua
Solvent
0 / —
Azelaic Acid
Buffering
- Azelaic acid
- Acne Fighting
- Dark Spots
- Even Tone
- Redness Reducing
Propanediol
Viscosity Controlling
0-1 / —
- Hydrating
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Emulsion Stabilising
Phenoxyethanol
Preservative
0 / —
Acacia Senegal Gum
Fragrance
Xanthan Gum (in both products)
Cleansing
0-1 / —
Allantoin
Skin Conditioning
0 / 0
- Reduces Irritation
- Smoothing
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Ethylhexylglycerin (in both products)
Skin Conditioning

These ingredients are found in both products.

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

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 →
Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →
Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →