Science
Mechanism of Action
The ingredient is a filtrate of sesame seed oil, meticulously fermented by Kluyveromyces and Lactobacillus, which bio-transforms the oil to enhance its beneficial components. Generally, ferment filtrates are known to modulate sebum production, enhance skin barrier proteins, mitigate oxidative stress, and reduce redness through potent antioxidative actions. Specifically, Lactobacillus ferments contribute a rich profile of peptides that stimulate collagen production and lactic acid, which helps balance skin pH, reduce inflammation, brighten complexion, and address fine lines. Furthermore, this fermentation byproduct exhibits antimicrobial and anti-inflammatory properties, supports DNA repair, and fortifies the skin's defense against environmental aggressors by stimulating beta-defensin synthesis.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 A related ingredient, Lactobacillus Ferment Lysate Filtrate, demonstrated a 47% reduction in redness at a 5% concentration in an in-vivo study involving 5 participants.
- 02 Related Lactobacillus Ferment ingredients have shown effectiveness in anti-acne properties at a 5% concentration.
- 03 Similar Lactobacillus Ferment ingredients have demonstrated results in reducing skin sensitivity at a 1% concentration.
- 04 General ferment filtrates are recognized for supporting reduced hyperpigmentation, strengthening the skin barrier, decreasing acne, and attenuating sebum production, indicating their role as booster ingredients.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Specific optimal pH for the stability of this final filtrate ingredient in cosmetic formulations is not explicitly stated. However, the fermentation process for Lactobacillus plantarum in sesame seed protein extract has been observed to result in a pH drop from approximately 6.2 ± 0.2 to 5.66, suggesting stability within mildly acidic ranges.
Safety
Safety Profile
The CIR Expert Panel concluded that related Lactobacillus Ferment ingredients, including filtrates and lysates, are 'safe as used in cosmetics.' The maximum reported concentration for Lactobacillus Ferment, a closely related ingredient, is 1.5% in makeup bases. This ingredient consists of inactive byproducts of bacterial fermentation, not live microorganisms, which contributes to its low sensitization risk.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This ferment filtrate is a valuable ingredient, leveraging bio-transformation to offer broad-spectrum benefits including redness reduction, sensitivity calming, and skin barrier enhancement for all skin types, despite efficacy studies primarily focusing on related ingredients.
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