Water, Cocamidopropyl Betaine, Sodium Lauroyl Methyl Isethionate, Sodium Chloride, Polysorbate 20, Styrax Japonicus Branch/Fruit/Leaf Extract, Butylene Glycol, Saccharomyces Ferment, Cryptomeria Japonica Leaf Extract, Nelumbo Nucifera Leaf Extract, Pinus Palustris Leaf Extract, Ulmus Davidiana Root Extract, Oenothera Biennis (Evening Primrose) Flower Extract, Pueraria Lobata Root Extract, Melaleuca Alternifolia (Tea Tree) Leaf Oil, Allantoin, Caprylyl Glycol, Ethylhexylglycerin, Betaine Salicylate, Citric Acid, Ethyl Hexanediol, 1,2-Hexanediol, Trisodium Ethylenediamine Disuccinate, Sodium Benzoate, Disodium EDTA.
Source: COSRX published full ingredient list (cosrx.com).
Please check the manufacturer's label before use, as ingredient lists and formulations can be changed by the manufacturer at any time.

Use morning and night, after removing makeup. Wet hands and face, work a small amount into a light foam, then massage over the skin avoiding the eye and mouth area. Rinse with lukewarm water.

The 50ml travel size
Formulated at pH 5.31, close to skin's own pH
With tea tree oil and betaine salicylate
Cabin-bag friendly
A good way to try it before buying the 150ml

For external use only. Avoid contact with eyes. Keep out of reach of children. Patch test on the inner arm before first use, particularly if your skin is reactive. Discontinue use if redness, itching or irritation occurs, and see a doctor if irritation persists. Store in a cool, dry place away from direct sunlight.