Science
Mechanism of Action
This ingredient operates through several synergistic pathways: it acts as an antimicrobial to inhibit the growth of unwanted microorganisms, while its rich anthocyanin and phenolic compounds from Hibiscus calyxes provide significant antioxidant protection against oxidative stress. Furthermore, it functions as a humectant, drawing and retaining moisture to maintain skin hydration. The Lactobacillus component contributes to balancing the skin's microbiome, reducing toxins, fortifying the skin barrier, and alleviating redness and discomfort. Postbiotics derived from Lactobacillus may also suppress acne-causing bacteria, stimulate collagen production, and exert tyrosinase-inhibiting effects for potential skin brightening.
Research
Clinical Evidence
Medium confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Derived from Hibiscus sabdariffa calyxes, the raw material inherently possesses an acidic pH of less than 3, which should be considered during formulation.
Safety
Safety Profile
The CIR Panel deemed related Lactobacillus ferment ingredients (Lactobacillus Ferment, Lactobacillus Ferment Filtrate, Lactobacillus Ferment Lysate, and Lactobacillus Ferment Lysate Filtrate) safe for cosmetic use, with reported concentrations up to 5.6% in leave-on skin care products (excluding sprays). While this specific ingredient was not individually assessed, its classification is inferred. A cautionary note from the CIR report indicates that these ferments may exhibit a skin lightening effect through tyrosinase inhibition; formulators are advised to ensure usage does not lead to unintended skin depigmentation.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This ferment filtrate is a valuable multifunctional ingredient, offering significant antimicrobial, antioxidant, and humectant benefits, with potential for enhancing skin barrier function, reducing redness, and contributing to skin brightening.
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References
Sources