1. Helps Strengthen the Skin Barrier Niacinamide supports the skin's natural protective barrier, helping it retain moisture and defend against environmental stressors. 2. Improves Hydration A niacinamide toner can help reduce water loss from the skin, leaving it feeling more hydrated and comfortable. 3. May Reduce Excess Oil Niacinamide can help regulate sebum (oil) production, making it beneficial for people with oily or combination skin. 4. Minimizes the Appearance of Pores By improving skin texture and controlling oil, niacinamide may make enlarged pores appear less noticeable. 5. Helps Even Skin Tone Regular use can help fade the appearance of post-acne marks, dark spots, and uneven pigmentation over time. 6. Reduces Redness Its anti-inflammatory properties may help calm redness and irritation associated with sensitive or acne-prone skin. 7. Smooths Skin Texture Niacinamide can contribute to a smoother, more refined skin surface. 8. Supports Healthy Aging It may help reduce the appearance of fine lines and wrinkles by supporting skin barrier function and collagen production.