SIV Biome Balancing Serum bottle with dropper on a neutral background
Close-up of water droplets on a black background
Two black boxes labeled 'SIV Biome Balancing Serum' and 'Tiny Bacteria. Big Deal' on a dark background.
Two SIV Biome Balancing Serum bottles on a gray background
SIV Biome Balancing Serum bottle and packaging on a black background
SIV

SIV Biome Balancing Serum

$134.00
$134.00
SIV Biome-Balancing Serum is a spore-based formula that adapts to your unique microbiome using quorum-sensing technology to hydrate, calm,...

SIV Biome-Balancing Serum is a spore-based formula that adapts to your unique microbiome using quorum-sensing technology to hydrate, calm, and strengthen your skin from the foundation up.

Squalane, Caprylic/Capric Triglyceride, Glyceryl Caprylate, Bacillus

Press the bottom of the dropper to release 1-2 drops. Use 1–2 drops on damp skin, gently patting or rubbing. Allow to dry (1–2 minutes) before continuing your routine.

You may also like

These are the products I reach for again and again to support healthy, radiant skin.