The INKEY List Starter Retinol Serum for Fine lines + Wrinkles vs Kate Somerville KateCeuticals SuperCell Rejuvenation 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.

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.

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

SQUALANE is a skin-conditioning emollient that serves multiple functions in cosmetic formulations. As an emollient, it helps to soften and smooth the skin, making it feel more hydrated and supple. Additionally, SQUALANE acts as a hair-conditioning agent, which can enhance the appearance and manageability of hair. Its refatting properties allow it to replenish lipids in the skin, which can be beneficial in maintaining the skin's barrier function. Formulators may add SQUALANE to products to improve texture and provide a luxurious feel, while also contributing to overall skin and hair health.

Xanthan Gum is a natural polysaccharide derived from the fermentation of sugars by the bacterium Xanthomonas campestris. It is primarily used as a thickening agent in cosmetic formulations, helping to improve the texture and viscosity of products. Formulators may add Xanthan Gum to enhance the stability of emulsions, prevent separation of ingredients, and create a desirable consistency in creams, gels, and lotions. Its ability to form a gel-like structure also contributes to a smooth application and feel on the skin.

BISABOLOL is a cosmetic ingredient known for its functions as a fragrance, skin-conditioning agent, and soothing agent. As a fragrance, it contributes to the scent profile of cosmetic formulations, enhancing the overall sensory experience. Its skin-conditioning properties help improve the feel and appearance of the skin, making it a valuable addition to various formulations. Additionally, BISABOLOL's soothing function may help to calm and comfort the skin, which can be beneficial in products designed for sensitive or irritated skin types.

ETHYLHEXYLGLYCERIN is a multifunctional ingredient commonly used in cosmetic formulations for its deodorant and skin-conditioning properties. As a deodorant, it helps to reduce body odor by inhibiting the growth of odor-causing bacteria, making it a valuable addition to personal care products. Additionally, its skin-conditioning function allows it to enhance the skin's feel and appearance, contributing to a smoother and more hydrated surface. Formulators may include ETHYLHEXYLGLYCERIN to improve the overall sensory experience of a product while also providing functional benefits that support skin health.

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.