Science
Mechanism of Action
Operating as a potent natural antioxidant, R-SACCHAROMYCES/SUCROSE FERMENT EXTRACT actively neutralizes free radicals, thereby mitigating premature skin aging. It encourages cellular regeneration and restores the skin's inherent protective barrier by supplying essential nutrients like amino acids and minerals, which are crucial for maintaining optimal moisture levels. The extract also possesses soothing properties to calm sensitive or irritated skin and reduce redness. By boosting ATP production, it accelerates cell regeneration, improves microcirculation and oxygen uptake, and enhances the skin's natural defenses through increased protein and lipid synthesis. Furthermore, it aids in detoxification by binding heavy metals and neutralizing environmental toxins. Its multifaceted action extends to improving skin tone by inhibiting melanin production and transfer, and it may contribute to the reduction of fine lines and wrinkles while boosting elasticity via collagen synthesis. It also supports a balanced skin microbiome with its probiotic-like effects.
Research
Clinical Evidence
Medium confidence5%
Transparency
Dusting Analysis
R-SACCHAROMYCES/SUCROSE FERMENT EXTRACT offers a broad spectrum of clinically supported benefits, including significant improvements in hydration, skin texture, barrier function, and brightening. Its rich nutrient profile and documented mechanisms of action, such as antioxidant activity and cell regeneration, indicate genuine efficacy rather than merely being a 'dusting' ingredient.
The Formula
Formulation
Stability
The ingredient, and the yeast from which it is derived, functions optimally within a pH range of 4.0 to 6.0. Key enzymatic activity for its fermentation process, like invertase, shows maximum stability and activity at pH 5.0, maintaining over 60% residual activity between pH 4.5 and 7.0.
Safety
Safety Profile
While the Cosmetic Ingredient Review (CIR) Expert Panel has requested more data for yeast-derived ingredients, a closely related ingredient, Saccharomyces Cerevisiae Extract, is widely regarded as very safe. It has a long history of safe use in cosmetics at concentrations up to 5% in both leave-on and rinse-off products, noted for its mild, non-irritating, and non-comedogenic profile. The U.S. FDA also recognizes Saccharomyces cerevisiae as Generally Recognized As Safe (GRAS) for food use at up to 5%. A single instance of slight erythema was noted in one volunteer during a patch test when a formulation containing this extract was combined with vitamins A, C, and E.
Your Skin
Skin Compatibility
Our Assessment
Verdict
R-SACCHAROMYCES/SUCROSE FERMENT EXTRACT is a valuable multi-functional ingredient that significantly boosts skin hydration, texture, barrier integrity, and brightness, making it highly beneficial for various skin concerns.
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