ROUND LAB Soybean Nourishing Serum vs The Inkey List 10% Azelaic Acid Serum for Redness Relief

ROUND LAB

The Inkey List

A serum built around Panthenol and Ceramide, for barrier repair and hydration.

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

Serum

52 ingredients

17 ingredients

Brand price

USD 31.00 · checked 25 Sept 2026 · brand's site

Brand price

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

No retailer listed yet

At a Glance

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

Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Cetearyl Alcohol
Ceramide3
Skin-identical lipids that hold the barrier together.
Ceramide AP, Ceramide EOP, Ceramide NP
Face oil1
An oil formulated to be used on the face.
Squalane
Vitamin E1
Tocopherols — fat-soluble antioxidants.
Tocopherol

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

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.
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:

Water
Skin Conditioning
Propanediol (in both products)
Viscosity Controlling
0-1 / —
- Hydrating
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Glycereth-26
Humectant
0 / 0
1,2-Hexanediol
Skin Conditioning
Coco-Caprylate/Caprate
Emollient
- Fatty alcohols (Malassezia)
- May Worsen Seborrheic Dermatitis
Panthenol
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Glycine Max Seed Extract
Skin Conditioning
Squalane
Emollient
1 / 0
- Face oil
- Barrier Repair
- Hydrating
- May Worsen Oily Skin
Ceramide NP
Skin Conditioning
- Ceramide
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Barrier Repair
- Hydrating
- May Worsen Seborrheic Dermatitis

Aqua
Solvent
0 / —
Azelaic Acid
Buffering
- Azelaic acid
- Acne Fighting
- Dark Spots
- Even Tone
- Redness Reducing
Propanediol (in both products)
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.

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