Paula's Choice RESIST Advanced Smoothing Treatment 10% AHA Versus Alpha Skin Care Essential Renewal Lotion 10% Glycolic Alpha Hydroxy Acid (AHA)

Caprylic/Capric Triglyceride is an emollient, solvent, and texture enhancer. It is considered a skin-softener by helping the skin prevent moisture loss.

Malic Acid is an AHA derived from unripe fruit. The word "Malic" comes from the word "Malum". In Latin, "Malum" means apple.

Tartaric Acid is an AHA. It can help to improve skin texture, reduce large pores, heal scars, and brighten skin. It can cause irritation and worsen rosacea.

Palmitoyl Tripeptide-1 is a 3-amino acid peptide. Peptides are building blocks for protein.

Palmitoyl Tetrapeptide-7 is a peptide. Peptides are building blocks for protein.

Ceramide NG is a type of Ceramide. The NG stands for a sphinganine base.

Salicylic Acid (also known as beta hydroxy acid or BHA) is one of the most well-known ingredients for treating skin that struggles with blackheads and acne. It helps to exfoliate both the skin's surface and pores, and also acts as an anti-inflammatory agent.

Glycyrrhiza Glabra Root is the roots of the Licorice, Glycyrrhiza glabra L., Leguminosae.

Camellia Sinensis Leaf Extract is derived from the leaves of the tea plant. Black tea, green tea, and oolong tea are all harvested from this plant.

Punica Granatum extract comes from the pomegranate fruit.

Lycium Barbarum Fruit Extract comes from the Goji Berry. Goji berries are native to China and can be found across Eurasia.

Vitis Vinifera Seed Extract comes from the grape vine. Grape seeds are a byproduct of creating grape juice or wine.

Sambucus Nigra is known as the black elderberry.

Camellia Oleifera Leaf is a green tea plant native to China. It is closely related to Camellia sinensis. Both plants have very similar properties.

Chamomilla Recutita Flower Extract comes from the Chamomile flower.

We don't have a description for Peucedanum Graveolens Extract.

Allantoin plays a role in soothing and moisturizing the skin. Because of this, it is often added to products with strong active ingredients.

Adenosine is in every living organism. It is one of four components in nucleic acids that helps store our DNA.

Hydrogenated Lecithin is created from the hydrogenation of lecithin. Hydrogenation is a chemical reaction between molecule hydrogen and another element.

Bisabolol is pimarily used to add fragrance to a product. However, it is also famous for helping soothe skin.

Polyquaternium-10 is an ammonium salt of hydroxyethylcellulose. It is a white and granular powder used as a film-former and anti-static agent.

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.

Carbomer is a polymer of acrylic acid. Its main role is to create gel consistency within products.

Polysorbate 20 is made by combining ethoxylation of sorbitan, ethylene oxide, and lauric acid. It is a mild cleansing agent, surfactant, and emulsifier.

Sodium Bicarbonate has a more famous name: Baking soda.

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.

Aminomethyl Propanol is used to adjust the pH of products. It is also used as a base to create other organic compounds. Having a balanced pH is important for protecting your skin.

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

Benzyl Alcohol is most commonly used as a preservative. It also has a subtle, sweet smell. Small amounts of Benzyl Alcohol is not irritating and safe to use in skincare products. Most Benzyl Alcohol is derived from fruits such as apricots.