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HANSENULA/KLOECKERA/LACTOBACILLUS/LACTOCOCCUS/LEUCONOSTOC/PEDIOCOCCUS/SACCHAROMYCES/FIG/LEMON FERMENT.

Valuable / SKIN CONDITIONING, SKIN PROTECTING

This innovative ingredient is a fermented blend derived from a diverse consortium of beneficial microorganisms, including yeasts (Hansenula, Kloeckera, Saccharomyces) and bacteria (Lactobacillus, Lactococcus, Leuconostoc, Pediococcus), synergistically combined with fig and lemon extracts. It functions as a powerful skin conditioning and protecting agent, designed to enhance the skin's inherent resilience and promote a balanced, healthy complexion across all skin types.

Skin-conditioning Skin-protecting Antimicrobial Anti-inflammatory Barrier support Acne treatment Redness reduction Collagen synthesis boosting pH regulation Skin firming Elasticity restoration

Science

The multifaceted action of this ferment blend stems from its diverse components, which collectively act as a comprehensive probiotic and postbiotic system. Key among these, Lactobacillus ferment contributes DNA repair enzyme activity, fortifies the skin against environmental stressors, and exhibits both antimicrobial and anti-inflammatory properties, crucial for harmonizing the skin's microflora and mitigating conditions such as acne and rosacea. Lactococcus Ferment Lysate specifically targets epidermal health, accelerating and improving the quality of cellular growth, thereby strengthening the skin's barrier function. It achieves this by stimulating the genetic expression of vital skin-binding proteins, activating enzymes that facilitate the natural shedding of dead skin cells, and promoting the synthesis of antimicrobial peptides. Collectively, these fermented elements work to detoxify the skin, maintain a healthy microbiome, improve skin firmness and elasticity, reduce inflammatory indicators like redness and acne, protect against sunburn, regulate optimal skin pH, and stimulate collagen synthesis for enhanced skin fullness.


Research

Medium confidence
Effective range 1–5%
Optimal

N/A

Key findings

  1. 01 Reduced skin sensitivity, demonstrated at 1% concentration (for Lactobacillus ferment component).
  2. 02 Effective anti-acne properties, reducing the size and redness of acne lesions, demonstrated at 5% concentration (for Lactobacillus ferment component).
  3. 03 Positively influences epidermal growth, improves barrier function, stimulates gene expression for skin-binding proteins, stimulates enzymes for dead skin cell shedding, and stimulates antimicrobial peptides (for Lactococcus Ferment Lysate component).

Transparency

Not commonly dusted

The Formula

Solubility
Water
Optimal pH 4 – 5.8
0 7 14

Stability

This ferment blend demonstrates optimal stability and activity within a slightly acidic to neutral pH range, specifically between pH 4.0 and 5.8. Lactobacillus strains, which are central to this blend, exhibit better tolerance to acid stress when fermented at lower pH levels (e.g., pH 5.0 compared to 5.8). Optimal probiotic counts during fermentation processes have been observed around pH 5.1-5.2. Consideration of this precise pH range during formulation is crucial for maximizing the ingredient's efficacy and shelf life, especially given that Leuconostoc mesenteroides, another component, ceases growth below pH 4.0-4.5.


Safety

CIR Status
Safe as used
Sensitization risk Low

The CIR Expert Panel, in a draft report, concluded that 'Lactobacillus Ferment Ingredients'—a category encompassing a key component of this blend—are safe for cosmetic use. While a potential for skin lightening was noted, it was deemed mitigated if the ingredient is used solely for cosmetic purposes. Independent assessments by EWG Skin Deep indicate 'LOW' concerns for cancer, allergies & immunotoxicity, and developmental and reproductive toxicity for this specific multiferment blend. INCI Beauty also reports 'No penalty' across all safety categories for this ingredient.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Valuable

This complex ferment blend offers broad-spectrum benefits, including microbiome balance, barrier enhancement, and targeted treatment for sensitivity and acne, making it a valuable addition to precision skincare formulations.


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