Galactomyces Ferment Filtrate is a fermented yeast extract that's been a staple in Korean skincare for decades—it's packed with naturally occurring vitamins, amino acids, and minerals that help brighten and smooth skin over time. This lightweight, watery essence absorbs quickly without any sticky residue, making it an easy first step after cleansing. Use it morning and night before your serums and moisturizers.
Who is This For?
Suitable for all skin types, but especially helpful if you're dealing with dullness, uneven texture, or dehydrated skin. The minimal ingredient list also makes it a solid pick if you prefer straightforward formulations.
Key Benefits
Helps brighten and even out skin tone over time
Gently smooths rough texture by supporting natural cell turnover
Delivers lightweight hydration without heaviness
Supports skin elasticity and a firmer-feeling complexion
Key Ingredients
Galactomyces Ferment Filtrate — A fermented yeast extract rich in vitamins and amino acids that helps brighten, hydrate, and improve skin texture
FAQs
Q: Can I use Galactomyces Ferment Filtrate with niacinamide?
A: Yes, galactomyces ferment filtrate pairs well with niacinamide as both ingredients support skin brightening and can be layered together in the same routine.
Q: Is ONE THING Galactomyces Ferment Filtrate suitable for sensitive skin?
A: The formula contains only three ingredients without added fragrances or common irritants, making it generally suitable for sensitive skin types, though patch testing is recommended before full application.
Q: How is galactomyces different from regular yeast extract?
A: Galactomyces ferment filtrate is produced through a specific fermentation process that generates bioavailable nutrients including peptides, amino acids, and vitamins that are more readily absorbed by the skin compared to non-fermented extracts.
Q: How long does it take to see results?
A: Most users notice improved hydration within the first week, while brightening and texture improvements typically become visible after 4-6 weeks of consistent morning and night use.
Q: Can I use this with vitamin C or exfoliating acids?
A: It's best to use them at different times—try this essence in the morning and your vitamin C or AHA/BHA at night to avoid potential irritation.
Q: How should I store this product?
A: Store in a cool, dry place away from direct sunlight; refrigeration isn't necessary but can feel refreshing on application.
Q: Should anyone avoid using galactomyces ferment filtrate?
A: Those with fungal acne (malassezia folliculitis) or yeast sensitivities may want to avoid fermented ingredients, as they can potentially trigger flare-ups in some individuals.
How to Use
As a toner: After cleansing, dispense an adequate amount onto clean hands or a cotton pad and apply evenly across the face and neck as the first step of your skincare routine. As a mist: Transfer the product into a clean mist bottle and spray onto the face throughout the day whenever hydration is needed. Mixed into cream: Add approximately 5% of the product to your moisturizer or other skincare products and blend before application. As a DIY sheet mask: Saturate a cotton pad or dry sheet mask with the product, apply to areas requiring concentrated care, leave on for approximately 10 minutes, then gently pat any remaining product into the skin.
