Science
Mechanism of Action
This ingredient operates through several precise pathways to enhance skin health. It significantly boosts hydration by reducing trans-epidermal water loss (TEWL), thereby strengthening the skin's natural barrier. The silicon component is crucial for smoothing the skin's surface, diminishing the visibility of fine lines and wrinkles, and improving overall skin elasticity, firmness, and tone by contributing to the protein matrix and connective tissue construction. Rich in amino acids and peptides, it can stimulate collagen production, which is vital for skin rejuvenation. Additionally, it provides antioxidant protection against free radical damage and acts as a prebiotic, fostering a healthy skin microbiome, reducing odor-causing bacteria, bolstering skin defenses, and soothing irritation.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 A study on a different Saccharomyces ferment (Saccharomyces boulardii) at a 5% concentration demonstrated a 37.2% reduction in trans-epidermal water loss and a 62.5% increase in stratum corneum hydration over four weeks. While this illustrates the potential hydrating effects of ferments, this specific clinical data is not directly attributed to Saccharomyces/Silicon Ferment.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
For optimal effectiveness, it is recommended to incorporate this ingredient at temperatures below 70°C. The yeast component generally thrives in a pH range of 4.0–6.0, and overall ferment effectiveness is often observed within a pH range of 3 to 8.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has issued an 'Insufficient Data Announcement' for yeast-derived ingredients, including Saccharomyces, requesting more comprehensive data such as dermal sensitization. However, Saccharomyces cerevisiae, a key component, is affirmed by the FDA as Generally Recognized As Safe (GRAS) for food use at up to 5%. EWG rates the ingredient 'low' for cancer, allergies & immunotoxicity, and developmental/reproductive toxicity, though noting a limited availability of scientific studies. No specific SCCS status is currently available.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Saccharomyces/Silicon Ferment demonstrates promising multi-functional benefits for hydration, anti-aging, and microbiome health, but specific clinical data for this combined ingredient remains limited, warranting further research.
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