The INKEY List Hyaluronic Acid Hydrating Face Serum vs L'Oréal Revitalift Triple Power Age-Defying Serum

Aqua, commonly known as water, serves primarily as a solvent in cosmetic formulations. It is the most abundant ingredient in many products and is essential for dissolving other ingredients, facilitating their application and absorption on the skin. Formulators often add Aqua to create a suitable texture and consistency, ensuring that products are easy to spread and apply. Additionally, water can help to hydrate the skin, making it a vital component in many moisturizing formulations.

Propanediol is a naturally derived ingredient commonly used in cosmetics as a solvent and humectant. As a solvent, it helps dissolve other ingredients, ensuring a uniform and stable formulation. Its humectant properties allow it to attract and retain moisture in the skin, contributing to hydration and a smoother texture. Formulators may add Propanediol to enhance the overall feel and performance of a product, as well as to improve the delivery of active ingredients within the formulation.

Sodium Hyaluronate is the sodium salt of hyaluronic acid, a naturally occurring substance in the body known for its remarkable ability to retain moisture. As a humectant, it attracts and binds water to the skin, helping to maintain hydration and improve the skin's overall texture and appearance. Formulators often include Sodium Hyaluronate in cosmetic products to enhance moisture levels, promote a plump and youthful look, and provide a smooth application experience. Its lightweight nature allows for easy absorption, making it a popular choice in various skincare formulations.

GLYCERIN is a versatile ingredient commonly used in cosmetics for its multiple functions. It acts as a humectant, which means it helps to attract moisture to the skin and hair, making it beneficial for maintaining hydration. Additionally, it serves as a skin-conditioning agent, enhancing the overall feel and appearance of the skin. As a denaturant, it can modify the properties of other ingredients, while its role as a solvent allows for the effective dissolution of other components in a formulation. Furthermore, GLYCERIN contributes to viscosity control, helping to achieve the desired thickness of a product. Its use in oral care products highlights its broad applicability across different cosmetic categories. Formulators may add GLYCERIN to improve the texture, stability, and moisturizing properties of their formulations.

Butylene Glycol is a versatile ingredient commonly used in cosmetic formulations as a solvent and humectant. As a solvent, it helps to dissolve other ingredients, ensuring a uniform distribution and enhancing the overall texture of the product. Its humectant properties allow it to attract moisture from the environment into the skin, contributing to hydration and improving the skin's moisture retention. Formulators may add Butylene Glycol to enhance the sensory experience of a product, improve its stability, and boost the efficacy of other active ingredients.

PHENOXYETHANOL is recorded as an antimicrobial and preservative. These recorded roles explain why a formulator may include it in a cosmetic formula.

CARBOMER is a synthetic polymer commonly used in cosmetic formulations for its ability to stabilize emulsions, form gels, and control viscosity. It helps to create a desirable texture in products, making them easier to apply and enhancing their overall feel on the skin. Formulators may add CARBOMER to achieve specific consistencies and stability in creams, lotions, and gels, ensuring that the ingredients remain evenly distributed and effective throughout the product's shelf life.

SODIUM LACTATE is a sodium salt of lactic acid, commonly used in cosmetic formulations for its multifunctional properties. It serves as a buffering agent, helping to maintain the pH balance of products, which is crucial for skin compatibility and product stability. Additionally, it acts as a humectant, attracting moisture to the skin and helping to keep it hydrated. Furthermore, SODIUM LACTATE has keratolytic properties, which means it can aid in the exfoliation of dead skin cells, promoting a smoother skin texture. Formulators may include this ingredient to enhance the overall efficacy and sensory profile of their products.