10% lactic acidCOSMOS Natural100% natural originNo added fragranceVegan

AHA Peeling Concentrate

30 ml / 1.01 fl oz · 10% Lactic acid · 1% Hyaluronic acid · White tea

See the full ingredient list ↓

An evening leave-on exfoliant with 10% lactic acid and 1% hyaluronic acid. It exfoliates the skin's surface so skin looks brighter and feels smoother, while the hyaluronic acid keeps it feeling comfortable. Use once or twice a week, with sunscreen during the day.

  • 10% lactic acid exfoliates for smoother, brighter-looking skin
  • 1% hyaluronic acid helps skin feel hydrated while exfoliating
  • Nine ingredients, no added fragrance, no allergens on the label
  • 100% natural origin, certified COSMOS Natural
How would you like it?

Spend $75+ save $5 · $115+ save $15 · $155+ save $25 · $250+ save $40 · see routines

  • Free shipping
  • 30-day money-back · no need to send it back
  • COSMOS certified · Made in the EU

Sunburn Alert: This product contains an alpha hydroxy acid (AHA) that may increase your skin's sensitivity to the sun and particularly the possibility of sunburn. Use a sunscreen, wear protective clothing, and limit sun exposure while using this product and for a week afterwards.

First useSmoother feelSkin feels smoother and looks fresher the next morning.
Week 2Brighter-lookingSkin tends to look brighter, with texture looking more refined.
Week 4+More even-lookingWith weekly use, tone tends to look more even and skin more luminous.

Individual experiences vary.

How to use
  1. Cleanse in the evening Use a gentle cleanser and pat skin completely dry.
  2. Apply a thin layer Smooth a small amount over face and neck, avoiding the eye area.
  3. Leave on overnight Do not rinse. Follow with moisturizer if you like. Skip retinoids and other acids that evening.
  4. Wear sunscreen Use 1–2 times per week. Wear sunscreen daily while using it and for a week afterwards.
Key ingredients
Lactic Acid (10%)
An alpha hydroxy acid that exfoliates the skin's surface for a smoother feel and a brighter look.
Sodium Hyaluronate (1%)
Hyaluronic acid that helps skin hold on to moisture, so it feels comfortable while exfoliating.
Glycerin
Made using organic ingredients. A humectant that helps skin feel soft rather than tight.
White Tea Leaf Extract
Organic white tea extract for a fresh-feeling finish.
Sage Leaf Extract
Organic sage extract that rounds out the formula and leaves skin feeling refreshed.
Full ingredient list (INCI)

Aqua/Water, Lactic Acid, Pentylene Glycol, Potassium Hydroxide, Butylene Glycol, Glycerin**, Sodium Hyaluronate, Camellia Sinensis (White Tea) Leaf Extract*, Salvia Officinalis (Sage) Leaf Extract*

*Ingredients from organic farming · **Made using organic ingredients

Certification & values
  • 100%Natural origin100% of total ingredients are from natural origin.
  • 2%Organic2% of total ingredients are from organic farming.
  • 100%VeganNo animal-derived ingredients.

Certified COSMOS Natural by ECOCERT. No added fragrance and no allergens to declare on the label. pH 4.0–4.2. Made in the EU in an FDA-registered, GMP-certified facility.

Shipping & returns
Free shipping on every order. If it isn't right for your skin, contact us within 30 days for a full refund.

The formula in numbers

How lactic acid exfoliation works

10% lactic acid

An alpha hydroxy acid that helps lift away dead cells on the skin's surface. Skin looks brighter and feels smoother.

1% hyaluronic acid in the same step

Sodium hyaluronate and glycerin help skin hold on to moisture, so it feels comfortable rather than tight.

Nine ingredients

A short list, finished with organic white tea and sage leaf extracts, with no added fragrance. Percentages from the manufacturer's formula specification.

Weekly, not daily

Used once or twice a week in the evening, with daily sunscreen, it sits alongside gentler serums on the other nights.

Complete the routine

Pairs well with

Hydrating SerumApply the Hydrating Serum the morning after, before sunscreen. Rated 4.7 out of 54.7 (6)
€40
All-In-One Facial OilOn non-AHA evenings, press Facial Oil over your serum. Rated 4.7 out of 54.7 (6)
€45

Save with a routine

AHA Peeling Concentrate is part of these routines

All routines
Full routine · 6 products The Complete Routine
Radiance · 3 products The Glow Routine
Evening focus · 3 products The Renewal Routine

Reviews

What customers say

FAQ

Good questions

Which skin types is it for?
Most skin types, including oily, combination and mature skin. If your skin is sensitive, patch test first and start with once a week. Stop using it if your skin becomes uncomfortable.
How often should I use it?
Once or twice a week, in the evening. Do not use it on the same night as retinoids or other acids.
Do I rinse it off?
No. It is a leave-on exfoliant. Apply it in the evening and leave it on overnight.
Why do I need sunscreen?
Alpha hydroxy acids may increase your skin's sensitivity to the sun. Use a sunscreen, wear protective clothing and limit sun exposure while using it and for a week afterwards.
Where is it made?
In the EU, in an FDA-registered, GMP-certified facility.
What is your return policy?
If it isn't right for your skin, email us within 30 days of delivery for a full refund. You don't need to send it back.

A weekly reset for texture.

10% lactic acid and 1% hyaluronic acid in a nine-ingredient formula certified COSMOS Natural. Try it for 30 days; if it isn't right for you, get a full refund and keep the bottle.