Disclosure: This page may contain affiliate links. Read our full disclosure policy.

hail frog Kosi.
alchimie-forever-brightening-peel.

Product category and function

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel
Wash-off Chemical Exfoliants Wash-off Chemical Exfoliants
This includes exfoliants intended to be washed off after being left on the skin for a set amount...
This includes exfoliants intended to be washed off after being left on the skin for a set amount...
---- ----

Ingredient highlights

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel
Ingredient info Ingredient info

Alcohol-free

Paraben-free

SLS-free

Mica-free

Fragrance-free

vegan

cruelty-free

Alcohol-free

Paraben-free

SLS-free

Mica-free

Fragrance-free

vegan

cruelty-free

Full ingredient list

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel
No. of common ingredients = 0
Total Number of ingredients = 31 Total Number of ingredients = 15
Water (aqua/eau), gluconolactone, prunus persica (peach) kernel oil, lactic acid, glycerin, isoamyl laurate, simmondsia chinensis (jojoba) seed oil, bentonite, malic acid, cetearyl olivate, salicylic acid, sorbitan olivate, undaria pinnatifida cell culture extract, mandelic acid, chlamydomonas reinhardtii extract, helianthus annuus (sunflower) seed oil, disodium acetyl glucosamine phosphate, magnesium chloride, melia azadirachta flower extract, curcuma longa (turmeric) root extract, ginkgo biloba leaf extract, avena sativa (oat) kernel extract, isoamyl cocoate, lysolecithin, silica, sclerotium gum, potassium sorbate, xanthan gum, pullulan, leuconostoc/radish root ferment filtrate, sodium hydroxide Water (aqua), sd alcohol 40-b, citric acid, glycolic acid, lactic acid, glycerin, mandelic acid, sodium hydroxide, hydroxyethylcellulose, salicylic acid, vaccinium myrtillus (bilberry) fruit extract, xanthan gum, methylchloroisothiazolinone, methylisothiazolinone, phenoxyethanol.

Notable ingredients

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel

Ingredients with their functions

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel

1

Water (aqua/eau)

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

2

Gluconolactone

Function: Skin conditioning, Chelating, Exfoliant

We don’t have a detailed description of this ingredient yet.

3

Prunus persica (peach) kernel oil

Function: Emollient/Moisturizer, Skin conditioning

We don’t have a detailed description of this ingredient yet.

1

Water (aqua)

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

2

Sd alcohol 40-b

Function: Viscosity controlling, Astringent, Solvent

We don’t have a detailed description of this ingredient yet.

3

Citric acid

Function: Chelating, Buffering

We don’t have a detailed description of this ingredient yet.

Price range

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel
$50 to $100
----

Where to buy

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel

Near dupes

Kosi Resurfacing 10% AHA + 2% BHA Mask Treatment
Brightening Peel

Beautymasterlist footer icon

© 2026 Beauty Master List, All Rights Reserved.