Products / Primark / Niacinamide Serum / When to use

When (and how) to use Niacinamide Serum by Primark

Last updated on July 14, 2025.

Overview

Welcome to our guide on when (and how) to use Primark Niacinamide Serum.

We recommend using this product in the morning or evening. 26% of routines created by our community use it in both the morning and evening.

This product is most commonly used as step 3 in a routine. Use our Routine Creator to see where you should use this product in your routine.

27 routines created by our community use this product.

1. Apply this Niacinamide Serum direct to your face for targeting imperfections. 2. Use in the AM or PM after cleansing

We independently verify product and ingredient data. Spot something that seems off? Let us know.

Here are some of the products that our community often uses together with Niacinamide Serum.

Learn more about the ingredients in this product

Check out our complete breakdown of the ingredients and their benefits/drawbacks

Check out our complete guide to the ingredients in Primark Niacinamide Serum.

Discover the SkinSort App Scan your products and track your routine.
Available now on iOS.