Ingredient Encyclopedia

Welcome to the Ingredient Encyclopedia

Discover what’s inside your skincare — from retinol to aloe vera — with clear guides on benefits, uses, and safety.

Ingredient Encyclopedia

How to Layer Niacinamide and Retinol (Without Irritation)

by ThankMeNow Editors on Sep 11, 2025
Your skin is not a battlefield; it’s a biography. Niacinamide and retinol are two of the most clinically supported ingredients in dermatology. Used thoughtfully, they complement one another: niacinamide strengthens your skin barrier and reduces redness, while retinol accelerates cellular renewal, refining texture and fine lines. Together, they’re a science-backed partnership of calm and transformation.