What Is Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate?
Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate is a liquid derived from sweet potato roots that have been fermented with two friendly microorganisms, Aspergillus and Saccharomyces cerevisiae. During fermentation these microbes break down the root’s natural sugars, proteins and minerals into smaller, skin friendly molecules. The resulting filtrate is rich in amino acids, natural humectants and soothing carbohydrates that help water bind to the skin’s surface.
The idea of using fermented plant extracts in beauty products comes from traditional Asian skincare, where fermented rice water and soy have long been prized for their softening effects. As formulators searched for new gentle actives, sweet potato stood out because it is naturally high in polysaccharides and vitamins. By the early 2010s labs began applying controlled fermentation to sweet potato roots, filtering the brew to remove any solid residue then standardising it for use in lotions and serums.
Production starts with cleaned, chopped sweet potato roots placed in a sterile tank. Aspergillus and Saccharomyces are added along with water and a food grade nutrient solution. Over several days the mix ferments at a set temperature until lab tests confirm the desired profile of amino acids and sugars. The liquid is then filtered, heat treated for safety and packaged for cosmetic makers.
You will most often see this filtrate in lightweight moisturisers, hydrating toners, sheet masks, soothing after-sun gels, anti aging serums and hand or body creams that promise lasting moisture.
Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate’s Cosmetic Benefits/Uses
This multitasking ingredient supports skin comfort in several ways
- Humectant: draws water from the air and deeper skin layers to the surface boosting immediate and long term hydration for a plumper look
- Skin conditioning: supplies amino acids and sugars that help smooth texture improve softness and support a healthy skin barrier
- Emollient: leaves a light breathable film that reduces roughness and gives skin a silky feel without heaviness
Who Can Use Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate
This fermented sweet potato extract is gentle enough for most skin types. Dry, normal and combination skin appreciate its humectant punch while oily or acne prone complexions benefit from its weightless finish that will not clog pores. Sensitive skin usually tolerates it well thanks to its low irritation profile though anyone with a known allergy to yeasts or molds should proceed carefully.
The ingredient is plant based and produced with microorganisms rather than animal derivatives so it is suitable for both vegans and vegetarians.
Available safety data suggests no issues for women who are pregnant or breastfeeding when the filtrate is used topically at the levels found in cosmetics. This is not medical advice and anyone expecting or nursing should confirm product choices with a healthcare professional.
It does not increase photosensitivity so you can use it morning or night without any extra sun sensitivity concerns.
Potential Side Effects/Adverse Reactions
Responses to topical Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate vary from person to person. The following points cover possible but uncommon reactions. When formulated and used correctly most people experience only its hydrating benefits.
- Mild redness or stinging in very sensitive skin, usually temporary
- Allergic contact dermatitis in individuals allergic to fungal or yeast derivatives
- Fungal acne flare in rare cases where Malassezia overgrowth is already an issue
- Interaction with other actives such as high levels of strong acids or retinoids potentially heightening irritation in compromised skin barriers
If any persistent burning, swelling or rash appears stop use and seek guidance from a healthcare professional.
Comedogenic Rating
Rating: 0/5
This filtrate is water based and contains mainly small sugars, amino acids and polysaccharides rather than pore clogging oils or waxes. Because it sits lightly on the skin and is readily absorbed it has virtually no tendency to block follicles, which is why it earns a zero on the comedogenic scale.
Acne prone users can generally apply products featuring Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate without worrying about extra breakouts.
Keep in mind that overall formula matters; if the final product is blended with heavier butters or silicones the comedogenic profile could change even though the filtrate itself remains non clogging.
Summary
Aspergillus/Saccharomyces/Ipomoea Batatas Root Ferment Filtrate acts as a humectant, skin conditioner and light emollient. Its naturally produced amino acids and sugars pull moisture into the upper layers of skin while a whisper thin carbohydrate film smooths rough patches and helps reinforce the barrier.
The ingredient has carved out a modest following, especially in Korean and indie clean beauty circles, but it is not yet as mainstream as hyaluronic acid or glycerin. Those who do try it often become fans of its weightless hydration and gentle feel.
Topical use is considered very safe with a low risk of irritation or allergy for most people, although anyone introducing a new product should still patch test first just to be sure their skin agrees with it.