Science
Mechanism of Action
This ingredient operates on multiple levels to optimize skin health. The fermentation process, employing Lactobacillus bacteria, enhances the bioavailability of beneficial compounds from amaranth seed flour by breaking down cell walls. It functions as a potent antioxidant, neutralizing free radicals and preventing oxidative damage to skin and other cosmetic ingredients. As a buffering agent, it helps stabilize the pH of skincare formulations. It also offers gentle exfoliating properties by assisting in the removal of dead skin cells. Furthermore, Lactobacillus ferments are known to provide broad skin protection, balance the skin's micro-ecological activity by inhibiting harmful bacteria, and contribute to anti-aging effects through the inhibition of enzymes like collagenase, elastase, and hyaluronidase. They can also improve skin hydration, reduce transepidermal water loss (TEWL), modulate cytokine levels for anti-inflammatory benefits, and positively influence skin pH to support barrier function.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 47% reduction in redness
Transparency
Dusting Analysis
No data in the provided research suggests this ingredient is commonly dusted or has a defined dusting threshold.
The Formula
Formulation
Stability
This ingredient exhibits optimal stability and activity within an acidic to mildly acidic pH range of approximately 3.25 to 4.5, a characteristic consistent with Lactobacillus fermentation processes. Its water solubility is supported by the aqueous nature of amaranth flour solutions and the presence of water-soluble compounds in amaranth seeds.
Safety
Safety Profile
The CIR Expert Panel has deemed Lactobacillus Ferment and related filtrates (including Lysate Filtrates) safe for use in cosmetics. While a specific assessment for Lactobacillus/Amaranthus Caudatus Seed Flour Ferment Filtrate was not individually detailed, it falls under this established safe category. Related Lactobacillus Ferment ingredients have been reported safe for use up to 1.5% in formulations such as makeup bases.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Lactobacillus/Amaranthus Caudatus Seed Flour Ferment Filtrate is a valuable ingredient, leveraging the enhanced benefits of fermentation to deliver antioxidant, exfoliating, hydrating, and microbiome-balancing properties across all skin types.
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