What Is Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate?
Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate is a fermented extract made from the oil of the jujube fruit, a small red date-like berry that has been valued in Asian skin and hair rituals for centuries. The oil is first cold-pressed from the fruit then introduced to two friendly microorganisms, Kluyveromyces yeast and Lactobacillus bacteria. During a controlled warm-temperature fermentation the microbes break down large oil molecules into smaller, more bio-available compounds and release skin-loving peptides, amino acids, vitamins and polyphenols. Once fermentation is complete the mixture is carefully filtered to remove the microbes, leaving a lightweight, water-soluble filtrate rich in antioxidants and soothing actives.
Interest in fermented botanical extracts surged with the rise of Korean beauty, where fermentation is prized for boosting potency and skin compatibility. Formulators soon discovered that jujube oil, already known for its calming and antioxidant profile, delivered enhanced benefits after microbial fermentation, leading to its inclusion in modern cosmetic lines.
Today you will spot this ferment filtrate in hydrating essences, anti-aging serums, brightening ampoules, lightweight moisturizers, balancing toners and soothing sheet masks. Hair care brands also use it in scalp tonics, leave-in conditioners and glossing sprays where its conditioning and antioxidant properties support a healthy scalp and stronger strands.
Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate’s Cosmetic Benefits/Uses
This multitasking ferment offers several skin and hair benefits that make it a flexible addition to a wide range of formulas.
- Antioxidant: Helps neutralize free radicals generated by UV rays and pollution which can lead to dullness and premature aging. Formulas with this ferment support a brighter, more resilient complexion and help reduce color fade in hair care.
- Astringent: Provides a mild tightening effect that can refine the look of enlarged pores and reduce excess surface oil, ideal for toners, lotions and lightweight gels aimed at combination or oily skin.
- Hair Conditioning: Deposits nourishing fatty acids and peptides that smooth the cuticle, enhance shine and improve manageability without weighing hair down, making it suitable for both rinse-off and leave-in products.
- Skin Conditioning: Delivers lightweight hydration and soothing compounds that soften skin, even tone and improve overall texture, a benefit welcomed in serums, creams and masks for all skin types including sensitive.
Who Can Use Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate
This ferment filtrate is gentle and versatile, making it suitable for most skin types. Its lightweight texture and mild astringent action balance oilier complexions while the soothing antioxidants calm normal and sensitive skin. Very dry skin can also benefit, though pairing it with richer emollients will help lock in moisture.
The ingredient is plant based and produced through microbial fermentation with no animal derivatives, so it is generally considered appropriate for both vegans and vegetarians.
There are no specific warnings against use during pregnancy or while breastfeeding. The ferment is not known to penetrate deeply or interfere with hormones, but this is not medical advice and anyone who is pregnant or nursing should confirm product choices with a doctor before use.
Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate does not increase photosensitivity. In fact its antioxidant content can help buffer the effects of sun exposure, though a separate broad-spectrum sunscreen is still essential. The filtrate layers well with most common skincare actives and does not typically shift the pH of finished formulas, making it easy to fit into nearly any routine.
Potential Side Effects/Adverse Reactions
Side effects from topical Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate vary from person to person. The points below outline potential reactions only; most users will not encounter them when the ingredient is correctly formulated and preserved.
- Mild irritation or redness
- Allergic contact dermatitis in individuals sensitive to jujube fruit or fermentation by-products
- Stinging on broken or highly compromised skin barriers
- Folliculitis or breakout if used in a very occlusive formula on acne-prone skin
- Reaction to preservatives or other co-ingredients rather than the ferment itself
If any uncomfortable reaction develops stop using the product and seek advice from a qualified healthcare professional or dermatologist.
Comedogenic Rating
Rating: 1/5
The filtrate is largely water soluble and contains only trace amounts of the original jujube oil. Most of the heavier fatty acids have been broken down or removed during fermentation and filtration, so there is very little residue left on skin to clog pores. The small presence of lightweight lipids and peptides gives it a faint comedogenic potential, but not enough to be a real concern for most users.
Suitable for acne-prone or breakout-prone skin in the vast majority of cases.
Keep in mind that final formulas can vary: if the ferment is paired with heavy oils or butters the overall product could be more pore-clogging than the ingredient itself.
Summary
Kluyveromyces/Lactobacillus/Zizyphus Jujuba Fruit Oil Ferment Filtrate delivers four main perks: antioxidant defense that helps fend off free radicals, mild astringency that tones and refines, lightweight skin conditioning for softness and smoother texture and hair conditioning that boosts shine and manageability. Fermentation breaks large oil molecules into smaller, more bio-available compounds, making these benefits easier for skin and hair to use.
While not as famous as green tea or niacinamide, this ferment is gaining traction thanks to the ongoing interest in Korean beauty and the clean fermentation trend. You will mostly see it in niche or indie lines, but bigger brands are starting to experiment with it too.
Overall safety is high: it is plant-derived, vegan friendly and rarely irritating. Still, every formula is unique so it is smart to patch test any new product to make sure your skin agrees with it.