The Ordinary Hyaluronic Acid 2% + B5 Hydrating Serum with Ceramides

Water is the base of many cosmetic formulas. It usually appears near the top of an ingredient list because it helps dissolve other ingredients and gives the formula its fluid texture.

Sodium Hyaluronate is a salt form of hyaluronic acid and acts as a humectant. It helps the skin surface hold onto water, which can make a vitamin C serum feel more comfortable and less drying.

Propanediol is a solvent and humectant that helps a formula feel smoother and more hydrated. It can support ingredient delivery while keeping the texture lightweight.

Pentylene Glycol is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Hydrolyzed Hyaluronic Acid is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Sodium Hyaluronate is a salt form of hyaluronic acid and acts as a humectant. It helps the skin surface hold onto water, which can make a vitamin C serum feel more comfortable and less drying.

Phospholipids is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Sphingolipids is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Panthenol is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Ahnfeltiopsis Concinna Extract is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Glycerin is a classic humectant that draws water toward the skin surface. It is one of the most reliable support ingredients for making a formula feel hydrating and comfortable.

Polysorbate 20 is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Citric Acid is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Sodium Citrate is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

P-anisic Acid is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Tocopherol is a form of vitamin E used for antioxidant support and skin conditioning. It helps round out formulas that already include brightening or antioxidant ingredients.

Trisodium Ethylenediamine Disuccinate is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Caprylyl Glycol is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Ethoxydiglycol is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Ethylhexylglycerin is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Hexylene Glycol is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Phenoxyethanol is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.

Chlorphenesin is included as a skin conditioning ingredient in this formula. Its practical effect depends on concentration, formula context, and how your skin tolerates the finished product.