Products / Siv / Biome Balancing Serum / When to use

When (and how) to use Biome Balancing Serum by Siv

Last updated on July 07, 2025.

Overview

Welcome to our guide on when (and how) to use Siv Biome Balancing Serum.

We recommend using this product in the morning or evening. 36% 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.

28 routines created by our community use this product.

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 Biome Balancing 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 Siv Biome Balancing Serum.