Doré Peptides Extreme Fermeté Firming Collagen Serum vs NULASTIN SKIN Dermal Rejuvenating 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, also known as Glycerine, is a naturally occurring compound that serves primarily as a humectant in cosmetic formulations. This means it has the ability to attract moisture from the environment and bind it to the skin, helping to maintain hydration levels. Due to its effective moisturizing properties, formulators often include Glycerin in products to enhance skin softness and elasticity, making it a popular choice in various skincare and cosmetic formulations.

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.

Panthenol, also known as Pro-Vitamin B5, is a versatile ingredient commonly used in cosmetic formulations for its humectant and skin-conditioning properties. As a humectant, it helps to attract and retain moisture in the skin, contributing to a hydrated and plump appearance. Additionally, Panthenol is known for its ability to improve skin barrier function and enhance the overall texture of the skin, making it a popular choice among formulators looking to create products that promote softness and smoothness. Its multifunctional nature allows it to be included in a wide range of skincare and haircare products.

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.

OLIGOPEPTIDE-3 is a synthetic peptide that serves primarily as a skin-conditioning agent in cosmetic formulations. Peptides are short chains of amino acids that can play a role in signaling cellular functions and improving the overall appearance of the skin. Formulators may add OLIGOPEPTIDE-3 to enhance skin hydration, promote elasticity, and support the skin's natural barrier function, contributing to a smoother and more youthful complexion.

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.