Paula's Choice Resist Youth-Extending Daily Hydrating Fluid SPF 50 Versus Paula's Choice Resist Super-Light Wrinkle Defense SPF 30

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

Silica is a mineral naturally found in our skin. It helps to thicken and smooth the texture of a product. It also acts as an agent for other ingredients by increasing the absorption of other ingredients into the skin.

Dimethicone is a silicone used for making products smooth and silky. It also has the added benefit of sealing in hydration. The amount of dimethicone found in beauty products is considered safe and non-comedogenic, meaning it won't clog pores.

Tocopherol (also known as Vitamin E) is a common antioxidant used to help protect the skin from free-radicals and strengthen the skin barrier. It's also fat soluble - this means our skin is great at absorbing it.

Chamomilla Recutita Flower Extract comes from the Chamomile flower.

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

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.

Camellia Oleifera Leaf Extract is the extract of the leaves of Camellia Oleifera, Theaceae.

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

Sambucus Nigra is known as the black elderberry.

Avena Sativa Bran Extract comes from oatmeal. The bran is the shell covering the oat.

Punica Granatum extract comes from the pomegranate.

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

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

Titanium dioxide is known for its UVA and UVB protection properties. It is non-comedogenic and non-irritating. Titanium Dioxide is a physical sunscreen. Physical sunscreens reflect light and prevent it from reaching your skin.

Dimethicone/Vinyl Dimethicone Crosspolymer is a silicone used to improve the texture of products and absorb oil. It does not get absorbed into the skin.

We don't have a description for Diethylhexyl Syringylidenemalonate.

This is a synthetic polymer. It helps improve the texture of products by adding thickness and gel-like feel.

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.

Sodium Carbomer is used to thicken products and create a gel-like consistency.

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.

Sodium Benzoate is a preservative. It's used in both cosmetic and food products to inhibit the growth of mold and bacteria. It is typically produced synthetically.

Potassium Sorbate is a preservative used to prevent yeast and mold in products. It is commonly found in both cosmetic and food products.

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.