Kiehl's Blue Herbal Acne Cleanser Treatment Ingredients Explained

Ammonium Polyacryloyldimethyl Taurate is a polymer made from ammonium salts. It helps add stability and texture to a product.

Ammonium Polyacryloyldimethyl Taurate is stable over a wide pH range. Due to its ability to absorb water, it can help thicken the texture of a product.

Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.

A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.

Coco-Betaine is the natural version of Cocamidopropyl Betaine. It is often derived from coconuts.

Coco-Betaine is a surfactant, meaning it helps remove dirt and oil from the skin.

Sodium cocoyl isethionate is a natural ingredient from the fatty acids of coconut oil. It is a surfactant and helps with cleansing the skin.

By binding to water and oil, it helps gently clean skin. It also helps the spreadability of the product.

Sodium Methyl Cocoyl Taurate isn't fungal acne safe.

Dipropylene Glycol is a synthetically created stabilizer and solvent. It is a part of the glycol class in the alcohol family.

Dipropylene Glycol helps dissolve and evenly distribute ingredients. It also helps decrease viscosity and thin out texture.

Chances are, you eat sodium chloride every day. Sodium Chloride is also known as table salt.

This ingredient has many purposes in skincare: thickener, emulsifier, and exfoliator.

Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:

• It is a solvent, meaning that it helps to dissolve other ingredients. This also enhances the absorption of the product into one's skin.
• It is a humectant, which means that it helps attract moisture into the skin.
• It helps improve product application.

Overall, Butylene Glycol is a safe and well-rounded ingredient. It is unlikely to irritate skin, and works well with pretty much all other ingredients.

Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent germ and microbial growth. By itself, it has a scent that is similar to that of a rose.

It's often used in formulations along with Caprylyl Glycol to preserve the shelf life of products.

Hydrogenated Coconut Acid isn't fungal acne safe.

We don't have a description for Capryloyl Salicylic Acid.

Coconut Acid isn't fungal acne safe.

T-Butyl Alcohol it is most commonly used as a solvent.

At room temperature, T-Butyl Alcohol melts and has a similar smell to camphor.

Sodium PCA is the sodium salt of pyroglutamic acid and is naturally occurring on human skin.

The PCA stands for pyrrolidone carboxylic acid, a natural amino acid derivative.

Camphor is a waxy solid with a strong scent. It is made using turpentine oil.

Camphor is used for medicinal purposes due to its cooling effect. In medicine, camphor is a common anti-inflammation ingredient.

Menthol is a compound found in mint plants, such as peppermint. In its pure form, it is a clear crystalline substance.

Menthol is known for its cooling sensation; however, the cooling is actually from your skin being sensitized. Menthol can worsen rosacea. We recommend speaking with a professional if you have concerns.

Boswellia Serrata Extract is the extract of the whole plant, Boswellia serrata, Burseraceae.

AKA Indian Frankincense Extract

We don't have a description for Sodium Isethionate.

Hamamelis Virginiana Water is made used distilled parts of the witch hazel plant. The witch hazel plant is native to eastern North America.

The name 'Hamamelis Virginiana Water' refers to the distillation while the name 'Witch Hazel' is used when it is an active drug ingredient. Unless it is specified to be non-alcohol, many types of witch hazel are distilled in denatured alcohol.

We don't have a description for Peumus Boldus Leaf Extract.

Disodium EDTA plays a role in making products more stable by aiding other preservatives.

It is a chelating agent, meaning it neutralizes metal ions that may be found in a product.

Alcohol comes in many different forms. Different types of alcohol will have different effects on skin. This ingredient is usually an astringent alcohol.

These alcohols are drying on the skin. They may strip away your skin's natural oils and even damage your skin barrier. Astringent alcohols may also irritate skin.

Zingiber Officinale is more commonly known as ginger.

Ginger root has antioxidant, anti-inflammation, and antimicrobial properties.

We don't have a description for Sanguisorba Officinalis Root Extract.

We don't have a description for Cinnamomum Cassia Bark Extract.

Xanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.

On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.

We don't have a description for Laminaria Saccharina Extract.

Zinc Sulfate is a type of sulfate.

We don't have a description for Pyridoxine Hcl.

Sodium Hydroxide is also known as lye or caustic soda. It is used to adjust the pH of products; many ingredients require a specific pH to be effective.

In small amounts, sodium hydroxide is considered safe to use. However, large amounts may cause chemical burns due to its high alkaline.

Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).

If you spot Citric Acid near the end of an ingredient list, it's likely there as a pH adjuster rather than an active ingredient.