Science
Mechanism of Action
This ferment filtrate is understood to function by supplying a rich complex of compounds generated during the fermentation process. These include various amino acids and peptides, which are crucial for promoting skin repair, enhancing hydration, and reinforcing skin resilience. Organic acids, such as L-lactate and succinate, may contribute to maintaining an optimal skin pH and facilitate gentle exfoliation. Additionally, enzymes can support skin renewal and barrier integrity, while antioxidants offer defense against oxidative stress and environmental aggressors. Collectively, these components aim to support a balanced skin microbiome, fortify the epidermal barrier, mitigate inflammatory responses, and foster overall skin health. This ingredient is generally categorized as 'Skin Protecting' by some sources.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
No data available to suggest this ingredient is commonly 'dusted' in cosmetic formulations.
The Formula
Formulation
Stability
Specific data on the optimal pH range for the stability of Corynebacterium Glutamicum Ferment Filtrate as a cosmetic ingredient is not readily available. However, the *Corynebacterium glutamicum* organism itself demonstrates an internal pH stability of 7.5 ± 0.5 when subjected to external pH values ranging between 5.5 and 9, with optimal growth rates observed between pH 7 and 7.4. Given its nature as a ferment filtrate rich in water-soluble components, it is inferred to be water-soluble.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) has not specifically evaluated Corynebacterium Glutamicum Ferment Filtrate. While the parent organism, *Corynebacterium glutamicum*, holds Generally Recognized As Safe (GRAS) status from the U.S. FDA for use in food and pharmaceutical industries (e.g., as a flavoring agent up to 0.76%), this status is for food-grade products free of viable cells and recombinant DNA and does not directly transfer to cosmetic safety. There is no specific SCCS (Scientific Committee on Consumer Safety) status available for this ingredient in cosmetic applications.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This ingredient holds theoretical potential for skin health benefits derived from its rich composition; however, comprehensive cosmetic-specific efficacy and safety data are currently lacking for a definitive recommendation.
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