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LACTOBACILLUS/DATE FRUIT FERMENT EXTRACT.

Valuable CAS - / HAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING

LACTOBACILLUS/DATE FRUIT FERMENT EXTRACT is a potent postbiotic ingredient derived from the fermentation of date fruit. It actively enhances skin hydration, helps balance the skin's microbiome, and offers significant antioxidant and brightening benefits, addressing multiple skin concerns comprehensively.

Humectant Skin Conditioning Hair Conditioning Antioxidant Skin Brightening Anti-inflammatory Microbiome Support Barrier Strengthening Anti-aging

Science

This ferment extract promotes skin health through a multifaceted approach. It functions as a humectant, significantly boosting skin hydration and moisture levels. Its active metabolites are known to inhibit tyrosinase, the enzyme crucial for melanin synthesis, thereby assisting in reducing hyperpigmentation, evening skin tone, and enhancing overall skin brightness. The fermented environment naturally discourages the proliferation of harmful bacteria and fungi, helping to prevent infection and inflammation. It plays a pivotal role in supporting a healthy skin microbiome, strengthening the skin barrier function, and alleviating irritation. Rich in beneficial amino acids, peptides, enzymes, and antioxidants, this extract supports cellular repair, skin renewal, and provides robust protection against oxidative stress and environmental damage. Furthermore, organic acids produced during fermentation contribute to maintaining an optimal skin pH, and it is observed to accelerate collagen regeneration.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Water
Optimal pH 3 – 7
0 7 14

Stability

The fermentation process with Lactobacillus species, particularly within date fruit pulp, naturally reduces the pH to acidic ranges, typically between 3.5 and 4.97. This inherent acidity indicates strong stability in acidic formulation environments. The ingredient maintains optimal stability within a cosmetic formulation pH range of 3 to 7.


Safety

CIR Status
Safe as used
Max tested
5.6%
Sensitization risk Low

The Cosmetic Ingredient Review (CIR) Expert Panel concluded in June 2025 that the broader category of Lactobacillus Ferment ingredients, including LACTOBACILLUS/DATE FRUIT FERMENT EXTRACT, is safe for use in cosmetic applications. It has been reported for use at concentrations up to 5.6% in face and neck products. Lactobacillus acid bacteria are generally recognized as safe (GRAS) by the FDA. While generally well-tolerated, individuals with sensitive skin should consider patch testing due to a low potential for allergic reactions.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Valuable

LACTOBACILLUS/DATE FRUIT FERMENT EXTRACT is a highly valuable ingredient offering significant benefits across hydration, skin barrier integrity, microbiome balance, and tone correction, making it suitable for a broad spectrum of precision skincare formulations.


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