Science
Mechanism of Action
Saccharomyces/Swiftlet Nest Ferment Filtrate operates through a synergistic dual-action mechanism. The Saccharomyces ferment filtrate component contributes vital nutrients and antioxidants, actively diminishing inflammation, stimulating collagen production, and thereby improving skin elasticity, texture, and reducing the appearance of fine lines. Concurrently, the Swiftlet Nest Extract, abundant in glycoproteins, minerals, amino acids, and growth factors, functions to lock in moisture, soothe the skin, and provide antioxidant protection against environmental stressors. It reinforces the skin's natural barrier, accelerates cellular renewal, and boosts fibroblast proliferation, leading to enhanced collagen regeneration and a reduction in wrinkles. The fermentation process itself significantly increases the bioavailability of these beneficial compounds, generating new bioactive peptides that further enhance antioxidant activity and inhibit melanin synthesis.
Research
Clinical Evidence
High confidenceWhile specific optimal percentages for the combined ferment are not detailed, a 5% concentration of a related Saccharomyces ferment filtrate has demonstrated significant topical efficacy for barrier repair.
Key findings
- 01 Continuous topical application for four weeks resulted in an average 37.2% reduction in trans-epidermal water loss (TEWL) and a 62.5% increase in stratum corneum hydration, indicating robust skin barrier repair.
- 02 Dose-dependently reduced melanin content and tyrosinase activity in cells, significantly inhibiting melanin synthesis. It also enhanced tyrosinase inhibition (40-70%) and antioxidant activity, demonstrating superior suppression of LPS-induced IL-6 compared to unfermented EBN, indicating anti-inflammatory benefits.
- 03 Daily ingestion over 12 weeks effectively improved skin wrinkles, suggesting systemic benefits for skin health.
Transparency
Dusting Analysis
The Cosmetic Ingredient Review (CIR) Expert Panel indicates a maximum concentration of 2% for Saccharomyces ferment filtrate in general cosmetic use. However, a related Saccharomyces boulardii fermented product filtrate exhibited robust barrier-enhancing benefits at a 5% topical concentration. While the specific combined ingredient is unrated, formulators aiming for pronounced barrier strengthening should consider concentrations that align with effective levels demonstrated by its active components, rather than merely meeting the general safety ceiling for related materials.
The Formula
Formulation
Stability
The fermentation process inherently enhances the stability and solubility of complex swiftlet nest components, transforming glycoproteins into more bioavailable glycopeptides.
Safety
Safety Profile
The CIR Expert Panel's assessment of yeast-derived ingredients indicates safety for Saccharomyces ferment filtrate up to 2%, supported by GRAS status and a lack of toxicological alerts. However, the specific combined ingredient 'Saccharomyces/Swiftlet Nest Ferment Filtrate' has not yet been individually rated. Reproductive effects noted in oral mouse studies at significantly higher doses are not considered relevant for topical cosmetic application.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This fermented filtrate offers a multi-faceted approach to skin health, combining potent barrier repair, hydration, anti-aging, and brightening benefits, making it a valuable addition to precision skincare formulations.
Related
Similar Ingredients
Finding similar ingredients…