ROUND LAB Birch Moisturizing Toner vs COSRX AHA/BHA Clarifying Treatment Toner

ROUND LAB

COSRX

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

A toner built around Lactic acid and AHA, for smoothing and hydration.

Toner

21 ingredients

11 ingredients

Brand price

USD 27.00 · checked 25 Sept 2026 · brand's site

Brand price

USD 20.00 · checked 25 Sept 2026 · brand's site

No retailer listed yet

Brand country not recorded

Brand from South Korea

At a Glance

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

Vitamin C (L-ascorbic acid)1
L-ascorbic acid, the unesterified form of vitamin C.
Ascorbic Acid
Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol
Hyaluronic acid2
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Hyaluronic Acid, Sodium Hyaluronate
Vitamin C1
Vitamin C in any form: an antioxidant and brightener.
Ascorbic Acid

Hydrating9
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Dipotassium Glycyrrhizate, Glycereth-26, Glyceryl Glucoside, Hyaluronic Acid, Panthenol, Propanediol, Saccharum Officinarum Extract, Sodium Hyaluronate
Barrier Repair2
Strengthens and restores the skin's natural barrier.
Glyceryl Caprylate, Panthenol
Reduces Irritation2
Eases discomfort and supports skin resilience.
Dipotassium Glycyrrhizate, Panthenol
Anti-Aging1
Softens lines and helps skin look youthful.
Ascorbic Acid

Hydrating3
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Panthenol, Sodium Lactate
Barrier Repair2
Strengthens and restores the skin's natural barrier.
Allantoin, Panthenol
Reduces Irritation3
Eases discomfort and supports skin resilience.
Allantoin, Panthenol, Salix Alba Bark Water
Redness Reducing2
Soothes visible redness and calms irritation.
Allantoin, Salix Alba Bark Water

Show highlights for:

These ingredients are found in both products.

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

Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →
1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →
Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →
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 →