Niacinamide

Vitamin B3 Derivative

Also known as: Nicotinamide, Vitamin B3 amide

Description

Niacinamide is the physiologically active amide form of vitamin B3. It is a versatile, well-tolerated compound with anti-inflammatory, sebum-regulating, and barrier-strengthening properties.

Mechanism of Action

Inhibits sebocyte lipogenesis and reduces sebum production. Enhances synthesis of ceramides and other intercellular lipids, strengthening the epidermal barrier. Inhibits melanosome transfer to keratinocytes. Suppresses NF-κB pathway activation.

Indications

  • Acne vulgaris
  • Rosacea
  • Melasma
  • Atopic dermatitis
  • Photoaging
  • Hyperpigmentation

Available Concentrations

2%4%5%10%

Side Effects

  • Mild flushing (rare at topical doses)
  • Mild irritation in sensitive individuals

Contraindications

  • Known hypersensitivity

Pregnancy Category

A

Found In

Cosmetics containing Niacinamide

Related Conditions