EMBRYOLISSE Hydra-Serum Moisturizing Booster vs Kate Somerville HydraKate Recharging Serum with Hyaluronic Acid

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.

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.

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.

LECITHIN is a natural phospholipid that serves multiple functions in cosmetic formulations. It acts as an emollient, providing skin-conditioning benefits by helping to maintain moisture and improve the skin's texture. Additionally, LECITHIN functions as a surfactant and emulsifier, aiding in the blending of oil and water-based ingredients, which enhances the stability and performance of formulations. Its antistatic properties also help reduce static cling, making it a valuable ingredient in various cosmetic products. Formulators may add LECITHIN to improve the overall sensory experience and efficacy of their products.

CITRIC ACID is a multifunctional ingredient commonly used in cosmetics for its buffering, chelating, and fragrance properties. As a buffering agent, it helps to maintain the pH balance of formulations, which is essential for the stability and effectiveness of various cosmetic products. Its chelating function allows it to bind metal ions, which can enhance the overall performance and longevity of the formulation by preventing the degradation of other ingredients. Additionally, CITRIC ACID can contribute to the fragrance profile of a product, adding to the sensory experience of the user. Formulators may include CITRIC ACID to improve product stability and enhance the overall user experience.

Fragrance, also known as Parfum or Aroma, is a complex mixture of aromatic compounds used in cosmetics to impart a pleasant scent. Its primary function is to enhance the sensory experience of a product, making it more appealing to consumers. Formulators may add Fragrance to mask the natural odors of other ingredients or to create a signature scent that differentiates a product in the market. However, it's important to note that Fragrance can be a potential irritant for some individuals, which is a consideration for formulators when developing products.

LIMONENE is a compound commonly used in cosmetics primarily for its functions as a deodorant, solvent, and perfuming agent. As a deodorant, it helps to mask or neutralize unpleasant odors, making it a valuable addition to personal care products. Its solvent properties allow it to dissolve other ingredients, facilitating the formulation process and enhancing the overall texture of the product. Additionally, LIMONENE is often included for its pleasant citrus scent, contributing to the fragrance profile of various formulations. However, it is important to note that LIMONENE is subject to certain restrictions in cosmetic use, as indicated by its risk flags and references to regulatory guidelines.