Retinol Vs Niacinamide: Which Is Better to Reduce Acne Scars?

By Yashika Goel
05 Jul 2025, 18:00 IST

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Retinol

Retinol helps renew the skin by boosting cell turnover. It improves collagen production and reduces acne scars.

Niacinamide

Niacinamide reduces skin inflammation by improving the skin barrier function. It lightens the scars and evens skin tone.

Effectiveness

Retinol helps unclog pores, while niacinamide helps treat hyperpigmentation on the skin.

Skin tolerance

Niacinamide is gentle and suitable for sensitive skin types, while retinol can cause redness, peeling skin and dryness.

Result

Niacinamide shows results after consistent use of 4-8 weeks. Retinol shows results after -12 weeks, depending upon concentration.

Side effects

Niacinamide is safe for daily long-term use, while retinol can increase sun sensitivity; it must be used with sunscreen.

Bottomline

Retinol is more effective in reducing acne scars, and niacinamide helps reduce mild pigmentation. Layer both on alternate days.

Information Credits

This information is taken from Medical News Today. However, it is always advisable to consult a dermatologist before applying anything directly to your face.