Domestic Free Shipping over $65 AUD / International Flat Shipping $10 USD

COSRX Low pH BHA Overnight Mask

USD $18.65

or 4 payments of USD $4.66 with Afterpay

Add to Wishlist
Add to Wishlist

This sleeping mask reveals soft skin overnight by dissolving dullness, blackheads, and whiteheads.

As you sleep, 0.9% BHA helps treat and prevent breakouts while visibly brightening discoloration and uneven skin tone.

Great for acne-prone and oily skin, this resurfacing cream mask restores skin moisture while gently balancing the skin.

In stock

Purchase this product now and earn 4 Points!
Share this product!


COSRX Low pH BHA Overnight Mask (50ml) 

With 0.9% BHA to improve your skin’s texture, tackle blemishes, and brighten dark spots, COSRX Low pH BHA Overnight Mask is a heavy-duty mask that works overnight while you sleep.



Herbal scent

Has a pH of 4.5

Thick but lightweight texture

Perfect for acne prone and oily skin types

Works to reveal a softer, brighter complexion

Helps to slough away dead skin with the use of natural BHAs



Centella asiatica (50%) – also known as “cica” and “Tiger’s grass”, centella asiatica is a plant extract containing precious Madecasol, which works to calm and strengthen skin that has been weakened by external stimuli.

Betaine Salicylate (0.9%) – an ingredient derived from beets that is sometimes used as an alternative to beta hydroxy acid (BHA).

Sunflower seed oil – a great source of vitamin E, rich in nutrients and antioxidants.

Lactic acid – an AHA that loosens the bonds holding dead skin to the surface to gently remove them.

Betaine – a type of amino acid that provides intense moisture and hydration to the skin, without leaving it feeling sticky.

Niacinamide – a form of Vitamin B3 that is ideal for brightening.

Tea tree leaf oil – an anti-inflammatory.



1 Do not use BHA products if you are allergic to aspirin.

2 Be sure to use sunscreen while you are using BHAs.

3 Do not use this COSRX BHA Overnight Mask with any other highly concentrated AHA, BHA or Vitamin C products.


Looking for other BHA products? Try COSRX BHA Blackhead Power Liquid.

STYLE STORY – Your Style, Your Story 


If you love this product, please write us a review or leave a comment to let others just like you know!


As a regular moisturiser:

After toner and serum, apply a layer of COSRX Low pH BHA Overnight Mask to your face and neck. Pat lightly to aid absorption.

As a sleeping mask:

Use COSRX Low pH BHA Overnight Mask as the last step of your skincare routine at night before you go to bed. Rinse off the next morning.


COSRX is a Korean beauty brand that is famous for a variety of best-selling products. The brand’s vision is to make “practical and high performance cosmetics” using safe and natural ingredients without any side effects.

made in korea


Centella Asiatica Leaf Water, Butylene Glycol, Helianthus Annuus (Sunflower) Seed Oil, Glycerin, Betaine, Panthenol, Cetearyl Alcohol, Dimethicone, Elaeis Guineensis (Palm) Oil, Elaeis Guineensis (Palm) Kernel Oil, BeesWax, Gluconolactone, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Cetearyl Olivate, Sorbitan Olivate, Caprylic/Capric Triglyceride, 1,2-Hexanediol, Betaine Salicylate, Ethylhexylglycerin, Lactic Acid, Water, Niacinamide, Xanthan Gum, Sodium Hydroxide, Ethyl Hexanediol, Melaleuca Alternifolia (Tea Tree) Leaf Oil

#SS Points