COSRX AC Collection Calming Liquid Mild vs Purito Oat PDRN Gentle Refining Toner

COSRX

Purito

A toner built around PHA and Panthenol, for hydration and barrier repair.

A toner built around Colloidal oatmeal and Panthenol, for hydration and barrier repair.

Toner

18 ingredients

19 ingredients

Brand price

USD 26.00 · checked 25 Sept 2026 · brand's site

Brand price

Not recorded · brand's site

No retailer listed yet

Brand from South Korea

At a Glance

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

PHA1
Polyhydroxy acids — larger and milder than AHAs.
Gluconolactone
Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol
Centella asiatica (Cica)3
Centella asiatica (cica), used to calm irritation.
Asiatic Acid, Asiaticoside, Madecassic Acid
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Sodium Hyaluronate

Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol
Colloidal oatmeal2
Finely milled oat — an FDA-recognised skin protectant.
Avena Sativa Extract, Avena Sativa Seed Water
AHA1
Alpha hydroxy acids — water-soluble chemical exfoliants.
Citric Acid

Hydrating6
Boosts hydration and relieves dry, tight skin.
Betaine, Butylene Glycol, Gluconolactone, Glycerin, Panthenol, Sodium Hyaluronate
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Allantoin, Betaine, Glycerin, Melaleuca Alternifolia Leaf Oil, Panthenol
Reduces Irritation5
Eases discomfort and supports skin resilience.
Allantoin, Asiatic Acid, Asiaticoside, Madecassic Acid, Panthenol
Redness Reducing4
Soothes visible redness and calms irritation.
Allantoin, Asiatic Acid, Asiaticoside, Madecassic Acid

Hydrating5
Boosts hydration and relieves dry, tight skin.
Beta-Glucan, Butylene Glycol, Dipotassium Glycyrrhizate, Glycerin, Panthenol
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Avena Sativa Extract, Avena Sativa Seed Water, Glycerin, Limnanthes Alba Seed Oil, Panthenol
Reduces Irritation5
Eases discomfort and supports skin resilience.
Avena Sativa Extract, Avena Sativa Seed Water, Beta-Glucan, Dipotassium Glycyrrhizate, Panthenol
Smoothing1
Refines rough or uneven texture.
Citric Acid

May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Polyglyceryl-10 Laurate, Polyglyceryl-10 Myristate
May Worsen Irritation1
May cause stinging, redness or sensitivity.
Melaleuca Alternifolia Leaf Oil
May Worsen Eczema1
May worsen itching or irritation for eczema-prone skin.
Melaleuca Alternifolia Leaf Oil
May Worsen Rosacea1
Can trigger flare-ups in rosacea-prone skin.
Melaleuca Alternifolia Leaf Oil

May Worsen Seborrheic Dermatitis4
May feed the yeast involved in seborrheic dermatitis.
Hydrogenated Lecithin, Limnanthes Alba Seed Oil, Polyglyceryl-10 Oleate, Polyglyceryl-3 Methylglucose Distearate
May Worsen Oily Skin1
May increase shine or excess oil.
Limnanthes Alba Seed Oil

Show highlights for:

Camellia Sinensis Leaf Water
Perfuming
Butylene Glycol (in both products)
Humectant
1 / 0
- Hydrating
Dimethyl Sulfone
Viscosity Controlling
0-1 / —
Betaine
Humectant
0 / —
- Hydrating
1,2-Hexanediol (in both products)
Skin Conditioning
Betaine Salicylate
Antimicrobial
Gluconolactone
Skin Conditioning
- PHA
- Exfoliating
- Hydrating
Polyglyceryl-10 Laurate
Emulsifying
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Polyglyceryl-10 Myristate
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating

Avena Sativa Seed Water
Solvent
0 / —
- Colloidal oatmeal
- Barrier Repair
- Reduces Irritation
Aqua
Solvent
0 / —
Limnanthes Alba Seed Oil
Skin Conditioning
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Butylene Glycol (in both products)
Humectant
1 / 0
- Hydrating
1,2-Hexanediol (in both products)
Skin Conditioning
Hydroxyacetophenone
Antioxidant
Hydrogenated Lecithin
Emulsifying
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Polyglyceryl-3 Methylglucose Distearate
Emulsifying
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Polyglyceryl-10 Oleate
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating

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 →
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 →
Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →
Arginine
Antistatic, Fragrance, Hair Conditioning, Skin Conditioning
L-Arginine
Learn more about Arginine →