Science
Mechanism of Action
Functions through multiple pathways: high tannin concentration creates astringent effects that tighten pores and improve skin texture, while phenolic compounds including gallic acid, ellagic acid, and epicatechin neutralize reactive oxygen species to prevent oxidative damage. Additionally exhibits antimicrobial activity against bacteria like S. aureus through cell wall disruption and enzyme inhibition.
Research
Clinical Evidence
Medium confidence3%
Key findings
- 01 3-month topical application at 3% concentration significantly reduced skin roughness, scaliness, and fine lines while improving texture smoothness parameters
- 02 Demonstrated potent antioxidant activity with IC50 values of 6.44 µg/mL (DPPH) and 4.38 µg/mL (ABTS)
- 03 Oral supplementation reduced transepidermal water loss and improved dry skin symptoms at 8 weeks
Transparency
Dusting Analysis
Limited commercial usage data available, but clinical studies suggest meaningful concentrations around 3% for topical efficacy
The Formula
Formulation
Stability
Most stable in hydroalcoholic or aqueous solutions with peak antioxidant activity at pH 4.0
Conflicts
- Heavy metal salts (precipitation with tannins)
- Strong oxidizing agents
- Highly alkaline environments (phenolic degradation)
Safety
Safety Profile
CIR reports from 1998-2023 maintain insufficient safety data for A. arabica species, though A. senegal is considered safe as used
Your Skin
Skin Compatibility
Our Assessment
Verdict
Promising clinical results at 3% but limited safety assessment requires cautious formulation approach.
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Similar Ingredients
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References
Sources