Galactomyces Ferment Filtrate
Also known as: Galactomyces Ferment
Galactomyces Ferment (INCI: Galactomyces Ferment Filtrate) is an active ingredient — yeast ferment that brightens and refines skin texture. It's found in 34 products in our database, making it a moderately popular ingredient.
What it does
Yeast ferment that brightens and refines skin texture
Galactomyces ferment filtrate is the hero ingredient in SK-II's Pitera Essence — arguably the single most influential K-beauty / J-beauty crossover ingredient ever marketed. It now powers accessible essences from brands including Numbuzin, Purito, and Missha. The ferment is produced from a specific yeast strain (Galactomyces) and delivers amino acids, vitamins, minerals, and organic acids. In research it has been shown to improve skin surface smoothness, reduce pore appearance, and support natural exfoliation at the outer stratum corneum. The effect builds slowly — 4–8 weeks of daily use. Best for dull, uneven, or texture-troubled skin. Percentages above 90% in the formula (often disclosed in K-beauty labels) deliver the most visible effect. It pairs beautifully with niacinamide and low-strength acids but can sometimes feel stripping on very dry skin — buffer with a hydrating toner if needed.
Who it's best for
People with specific skin concerns looking for targeted treatment.
- Those dealing with acne, hyperpigmentation, fine lines, or uneven texture
- Anyone ready to build an active-focused routine (start slowly)
- Skin that has already adapted to a basic hydration routine
Works well with
- +Draws in moisture(humectant)
- +Softens and smooths(emollient)
- +UV protection(sunscreen)
Use caution with
- !Works on your skin(active)Layering multiple actives can increase irritation — introduce one at a time and monitor your skin's response.
34 products
Works on your skin
Best products with Galactomyces Ferment
Top products with Galactomyces Ferment Filtrate
Biodance Bio Collagen Real Deep Spicule 2 Step Mask - 4 Pack for Glow & Pore Care
Real Deep Mask Gift Set - 4 Masks for Pore Care, Hydration, Calming and Dark Spot Treatment
The Giving Essence Brightening & Hydrating Treatment with Niacinimide
Skinpower Eye Cream
GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml
Glowtinis Mini Skincare Set
Skinpower Airy Milky Lotion
Prickly Pear Peptide Vegan Mucin Serum for Redness & Fine Lines
TW-Real Bifida Ampoule
R.N.A. Power Anti-Aging Cream
GenOptics Spot Essence
R.N.A. Power Airy Milky Lotion
No.3 Skin Softening Serum
SKINPOWER Essence Serum
No. 3 Tingle-Pore Softening Sheet Mask
Salicylic Acid Body Spray 2%
Essence Light Serum Sunscreen Broad Spectrum SPF 50 PA +++ with Hyaluronic Acid
Bio-Collagen Real Deep Mask
Fermented Complex 94 Boosting Essence
No.3 Super Glowing Essence Toner
Frequently asked questions
What does Galactomyces Ferment do in skincare?
Yeast ferment that brightens and refines skin texture
Is Galactomyces Ferment safe for sensitive skin?
Galactomyces Ferment is generally well-tolerated and has no specific concern flags in our database. As with any ingredient, patch-test if you have highly reactive skin.
What products contain Galactomyces Ferment?
34 products in our database contain Galactomyces Ferment. The highest-rated is Biodance Biodance Bio Collagen Real Deep Spicule 2 Step Mask - 4 Pack for Glow & Pore Care scoring 9.1/9.8.
Can I use Galactomyces Ferment every day?
Many actives are best introduced gradually — start with 2-3 times per week and increase as your skin adapts. Strong actives like retinoids are often best used at night.