Niacinamide is a form of vitamin B3 that is water-soluble and is found in certain foods and supplements. It is also an ingredient in many moisturizing skin-care products. Here are some details about niacinamide as a skin-care ingredient:

Positive effects:

• Moisturizing: Niacinamide can help your skin grow a ceramide (lipid) barrier, which can help retain moisture. This is beneficial for all skin types, especially if you have eczema or mature skin.

• Reduces inflammation: Niacinamide reduces inflammation, which may help ease redness from eczema, acne, and other inflammatory skin conditions.

• Minimizes pore appearance: Niacinamide can help keep skin smooth and minimize the appearance of pores.

• Brightening: Niacinamide can help brighten skin and even out skin tone.

• Anti-aging: Niacinamide can help improve the appearance of fine lines and wrinkles.

Negative effects:

Niacinamide is generally considered safe for topical use and has few negative side effects. However, it may cause mild irritation or redness in some people.

Ingredients or materials:

Niacinamide is the active ingredient in many skin-care products, including serums, creams, and lotions. It is often combined with other beneficial ingredients, such as hyaluronic acid, vitamin C, and retinol.

In conclusion, niacinamide is a versatile and beneficial ingredient in skin-care products that can help moisturize, reduce inflammation, minimize pore appearance, brighten skin, and improve the appearance of fine lines and wrinkles. It is generally considered safe for topical use and is found in many different types of skin-care products.