1. Plural of niacinamide; compounds derived from niacin (vitamin B3) used in skincare and nutritional supplements for their anti-inflammatory and skin-barrier-supporting properties.
Usage: Also called nicotinamide; Common in cosmetics and dermatology; Chemistry/biochemistry term

Examples

• Niacinamides are popular ingredients in modern moisturizers and serums.
• The dermatologist recommended a serum containing niacinamides to reduce redness.
• Many skincare brands now include niacinamides in their formulations for sensitive skin.
• Niacinamides help strengthen the skin's natural barrier function.
• The study examined the effects of niacinamides on acne-prone skin.