Neutrogena Hydro Boost Gel Cream Fragrance Free Moisturizer - 0.5 oz vs Dermalogica Active Moist Moisturizer - 3.4 oz

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.

Dimethicone is a silicone-based polymer commonly used in cosmetics for its emollient properties. It forms a protective barrier on the skin, which helps to lock in moisture and provides a smooth, silky feel. This ingredient is often added to formulations to enhance the texture and spreadability of products, making them easier to apply. Additionally, Dimethicone acts as a skin-protectant, helping to shield the skin from environmental stressors and contributing to a more refined appearance.

Citric Acid is an organic acid commonly found in citrus fruits and is widely used in cosmetic formulations for its multifunctional properties. As an exfoliant, it helps to remove dead skin cells, promoting a smoother and more radiant complexion. Additionally, it serves as a pH adjuster, ensuring that products maintain an optimal acidity level for skin compatibility. Formulators may add Citric Acid to enhance the overall efficacy of a product and to improve its stability. However, it is important to note that it can be a potential irritant for some individuals, necessitating careful consideration in formulation.

Allantoin is a naturally occurring compound often found in plants and is known for its skin-protectant and skin-conditioning properties. It is commonly used in cosmetics to soothe and protect the skin, promoting a smoother and more hydrated appearance. Formulators may add Allantoin to formulations for its ability to enhance skin barrier function and to help alleviate irritation, making it a valuable ingredient in products aimed at improving overall skin health.

Pentylene Glycol is a multifunctional ingredient commonly used in cosmetics. It serves primarily as a solvent, helping to dissolve other ingredients and enhance their effectiveness in formulations. Additionally, it acts as a humectant, attracting moisture to the skin and helping to maintain hydration. Formulators may add Pentylene Glycol to improve the texture and feel of products, as well as to enhance the overall stability and performance of the formulation.

Ethylhexylglycerin is a synthetic compound commonly used in cosmetics as a preservative. It functions by inhibiting the growth of microorganisms, thereby helping to extend the shelf life of products and maintain their safety for consumers. Additionally, it can also act as a skin conditioning agent, providing a moisturizing effect that enhances the overall feel of formulations. Formulators may add Ethylhexylglycerin to improve product stability and performance, ensuring that the formulation remains effective and pleasant to use over time.

Caprylyl Glycol is a multifunctional ingredient commonly used in cosmetics for its preservative and humectant properties. As a preservative, it helps to inhibit the growth of microorganisms, thereby extending the shelf life of cosmetic products. Its humectant function allows it to attract and retain moisture in the skin, contributing to hydration and a smoother appearance. Formulators may add Caprylyl Glycol to enhance product stability and improve the overall sensory experience of the formulation.

Sodium Hydroxide is a highly alkaline compound commonly used in cosmetics primarily as a pH adjuster. It helps to modify the acidity or alkalinity of formulations, ensuring that products maintain a stable and effective pH level for skin compatibility. Formulators may add Sodium Hydroxide to enhance the performance of other ingredients, improve product stability, and ensure that the overall formulation meets the desired specifications for safety and efficacy.