Cosmetics · Fermented ingredients
Galactomyces Ferment Filtrate
ガラクトミセス発酵濾液 (Galactomyces hakkō roeki)
Also known as: Yeast Ferment Filtrate (Galactomyces)
At a glance
| Category | Cosmetics |
|---|---|
| INCI name | Galactomyces Ferment Filtrate |
| Japanese labeling name | ガラクトミセス培養液 |
| Common Japanese notations | ガラクトミセス発酵濾液, ガラクトミセス培養液 |
| Origin | Fermented (Galactomyces yeast culture filtrate) |
| Typical functions | Skin conditioning, Moisturizing |
| Regulatory status in Japan | Cosmetic ingredient listed in the JSCI labeling name dictionary as ガラクトミセス培養液. |
Galactomyces ferment filtrate is a clear liquid obtained from the cultured fermentation of Galactomyces — a yeast genus found in various fermentation environments. The ingredient is one of the most-referenced "fermented beauty" components in Japanese and Asian skincare, and is used across prestige and mid-tier cosmetics.
Classification
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Product applications
Regulatory tags
Used in (typical product categories)
Finished-product categories that commonly include this ingredient in Japanese-market formulations.
- Facial essences
- Moisturizing toners
- Sheet masks
- Serums
What it is
Galactomyces ferment filtrate is produced by culturing Galactomyces yeast on a suitable nutrient substrate, fermenting the culture under controlled conditions, and filtering the cell-free broth. The resulting filtrate contains amino acids, oligopeptides, organic acids, vitamins, and secondary fermentation metabolites.
As an INCI-recognized ingredient it is listed as "Galactomyces Ferment Filtrate." In Japanese cosmetic labeling it appears as ガラクトミセス培養液.
Typical uses in Japanese products
Galactomyces ferment filtrate is used in facial essences, toners, serums, and sheet masks. In Japanese and Asian skincare marketing, it is a flagship example of the "fermented beauty" positioning. It pairs frequently with other fermentation-based ingredients and with niacinamide.
Different branded preparations of this ingredient can differ meaningfully in fermentation substrate, process parameters, and resulting composition. Suppliers and brand preparations should not be treated as interchangeable for formulation purposes, even when they share the same INCI name.
Regulatory classification in Japan
Listed in the JSCI Japanese Cosmetic Ingredient Codex under ガラクトミセス培養液 and permitted as a cosmetic ingredient.
Not designated as a quasi-drug (医薬部外品) active ingredient.
Regulatory classification in other markets
| EU | Listed in CosIng under the INCI name Galactomyces Ferment Filtrate. Permitted for cosmetic use. |
|---|---|
| USA | INCI recognized by PCPC. Used across prestige and mass cosmetic products. |
| China | Listed in the IECIC. Permitted for cosmetic use. |
| Korea | Widely used in Korean cosmetics. Permitted under the KFDA / MFDS system. |
Example products
Example finished products will be added after each product's current full ingredient list has been verified. Because this ingredient is associated with several trademarked preparations, any example entries will carefully distinguish the general ingredient from trademarked product names.
All brand names and product names referenced anywhere on this site are the property of their respective owners. Example entries are provided for informational purposes only and do not imply endorsement.
Related ingredients
References
- JSCI labeling name directory — ガラクトミセス培養液
- EU CosIng entry: Galactomyces Ferment Filtrate
Last updated: 2026-04-22. Ingredient entries are reviewed at least annually against current regulatory listings.