Good Molecules 5% Niacinamide Serum with Ectoin vs COSRX The Niacinamide 15 Serum with Acetyl Glucosamine + Zinc PCA

The COSRX The Niacinamide 15 Serum with Acetyl Glucosamine + Zinc PCA and Good Molecules 5% Niacinamide Serum with Ectoin share niacinamide and acetyl-glucosamine as key ingredients, which are aimed at improving skin appearance and texture. However, the COSRX formula includes additional ingredients like zinc PCA, which may support oil control and skin clarity. In contrast, the Good Molecules serum features ectoin—a unique component known for its soothing properties—and glycerin, which aids in moisturizing the skin.

While both serums have similar ingredient bases, the differing active components and intended effects could sway user preferences, particularly for those targeting specific skin concerns. The COSRX serum appears to cater to more oily skin, whereas the Good Molecules option might be appealing for consumers looking for hydration alongside oil control, given its glycerin content.

Match
76%
Price
$8.00
Category
Treatments Serums
Type
Face Serum
Ingredients
13 ingredients
Buy
Match
76%
Price
$25.00
Category
Treatments Serums
Type
Face Serum
Ingredients
15 ingredients
Buy

What's inside

What's inside

Key ingredients

Key ingredients

Benefits

Benefits

Concerns

Concerns

Ingredients Explained

Water

Solvent · Shared

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.

Niacinamide

Smoothing Agent · Shared

Niacinamide, also known as Vitamin B3, is a versatile ingredient commonly used in cosmetic formulations for its active and skin-conditioning properties. It is known to help improve the appearance of skin texture, enhance moisture retention, and support the skin's barrier function. Formulators may add Niacinamide to products to provide a range of benefits, including promoting a more even skin tone and reducing the appearance of fine lines and wrinkles. Its compatibility with various skin types makes it a popular choice in many skincare products.

1-2-Hexanediol

Skin Conditioner, Solvent · Shared

1,2-HEXANEDIOL is a synthetic diol that serves primarily as a skin-conditioning agent and solvent in cosmetic formulations. Its skin-conditioning properties help to improve the feel and texture of products on the skin, making them more pleasant to use. Additionally, as a solvent, it aids in dissolving other ingredients, ensuring a uniform and stable formulation. Formulators may choose to include 1,2-HEXANEDIOL for its ability to enhance product performance and sensory attributes, contributing to an overall improved user experience.

Acetyl-Glucosamine

Skin Conditioner · Shared

ACETYL GLUCOSAMINE is a naturally occurring amino sugar that is often used in cosmetic formulations for its skin-conditioning properties. It helps to hydrate and maintain the skin's moisture barrier, contributing to a smoother and more supple appearance. Formulators may add ACETYL GLUCOSAMINE to enhance the overall texture of products, making them more effective in delivering hydration and improving skin feel. Additionally, its ability to support the skin's natural processes makes it a valuable ingredient in various skincare formulations.

Xanthan-Gum

Binding Agent, Emulsion Stabilizer, Gel Former, Skin Conditioner, Cleansing Surfactant, Emulsifying Surfactant, Viscosity Controller · Shared

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.

Ethylhexylglycerin

Deodorant, Skin Conditioner · Shared

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.

Tocopherol

Antioxidant, Fragrance, Other Skin Conditioner, Occlusive Skin Conditioner · Shared

Tocopherol, commonly known as Vitamin E or Alpha Tocopherol, is a fat-soluble antioxidant that plays a crucial role in protecting skin cells from oxidative stress caused by free radicals. Its antioxidant properties help to stabilize and preserve the integrity of cosmetic formulations, thereby enhancing their shelf life and effectiveness. Formulators often include Tocopherol in products to provide additional skin benefits, such as moisturizing and soothing properties, making it a popular choice in skincare and cosmetic products.

Citric-Acid

Buffering Agent, Chelating Agent, Fragrance · Shared

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.