Step 2: Treat

The Ordinary Lactic Acid 10% + HALactic Acid 10% + HA

The Ordinary The Ordinary Lactic Acid 10% + HA alpha hydroxy acid (AHA) serum for mild exfoliation
The Ordinary swatch of The Ordinary Lactic Acid 10% + HA 2%
The Ordinary Lactic Acid 10% + HA
The Ordinary The Ordinary Lactic Acid 10% + HA alpha hydroxy acid (AHA) serum for mild exfoliation

Step 2: Treat

The Ordinary Lactic Acid 10% + HALactic Acid 10% + HA

A high-strength exfoliator that works to reveal smoother skin.
12.20 CAD
12.20 CAD
Use code SLOWLIP at checkout to receive a free keychain attachment when you purchase a Squalane + Amino Acids Lip Balm.

Targets Textural Irregularities, Dullness, Uneven Skin Tone

Suited to Dry Skin

Format Serum: Water-Based

Key ingredients
Lactic Acid, Sodium Hyaluronate Crosspolymer, Tasmannia Lanceolata Fruit/Leaf Extract

Overview

Product Details

Highlights

ph
3.60 - 3.80
water-free
No
alcohol-free
Yes
oil-free
Yes
silicone-free
Yes
vegan
Yes
gluten-free
Yes
cruelty-free
Yes
About

Lactic Acid 10% + HA is an alpha hydroxy acid solution that offers effective exfoliation targeted at the skin’s surface. It is supported with purified Tasmanian pepperberry extract, which has been shown to reduce irritation and sensitivity that can be associated with acid use. This water-based serum is ideal for dry skin types. This pH of this formula is approximately 3.8. Lactic Acid has a pKa of 3.8 and pKa is the most important aspect to consider in formulating with acids. pKa implies acid availability. When pKa is close to pH, there is an ideal balance between salt and acidity, maximizing effectiveness of the acid and reducing irritation

Usage Details

How to use

Usage Instructions Image
  • Apply once daily, ideally in the evening. 
  • The formula can be diluted with other products to reduce strength until skin develops tolerance. 
  • Do not use on sensitive, peeling, or compromised skin. 
  • Avoid the eye contour and contact with eyes. 
  • Contact of the product with the skin must be of limited frequency or duration. 
  • If irritation occurs, rinse off, cease use, and consult a physician. 
  • Use only as directed on unbroken skin. 
  • Patch testing prior to use is advised. 
  • Keep out of reach of children.
  • 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.
Patch Test

Product & Safety Guidance

Usage Instructions Image
Product & Safety Guidance
Patch Test
  • info

    Apply a small amount of the product onto a clean area of skin on the upper forearm.

  • info

    Keep the area dry.

  • info

    If the product has a specified duration of use, rinse off after this time has elapsed. Otherwise rinse off after 24 hours.

  • info

    If any redness, burning, itching, blistering or irritation is observed at any time throughout the test, do not use the product.

Recycling Instructions

Recycling instructions

Usage Instructions Image

Recycling Instructions
Recycling image

Before Recycling:

Empty the contents of the container. Remove cap, lid, dropper, pump, and other components and rinse the bottle/jar with water.

Packaging items with adhesive-based labels:

Contact your local recycling facility to ensure recyclability via curbside recycling program.
Otherwise, dispose via our in-store recycling program.

Serum/Oil, Shampoo, Conditioner, Shower Gel, Lotion, Hand Soap Bottles:

#1 PETE & #2 HDPE and glass bottles are recyclable through the majority of local curbside recycling programs.
# 5 PP bottles are usually recyclable through local curbside recycling programs. Please contact your local recycling facility to ensure recyclability.
Otherwise, dispose via our in-store recycling program.

Dropper Lids:

Dispose of via our in-store recycling program.

Disclaimer:

We work to provide our customers with accurate guidelines on packaging recyclability; however, please ensure your city or municipal program is consulted before recycling an item.

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