Science
Mechanism of Action
This extract combats gram-positive bacteria, reduces inflammation, and protects cells from oxidative stress. It also supports wound healing by stimulating collagen and acts as a natural deodorizer and preservative.
Research
Clinical Evidence
Medium confidence1%
Key findings
- 01 Usnic acid (0.1%-1%) is recommended for leave-on skincare, addressing both sensitive and normal skin types.
- 02 Studies show 1% usnic acid provides photoprotection and antibacterial activity against Propionibacterium acnes.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Usnic acid, the primary active, shows better solubility in organic solvents and is stable in hydrogels within a pH range of 5.0-6.5 for cosmetic applications.
Conflicts
- strong acids
- strong bases
Safety
Safety Profile
While topical Usnea is generally considered safe with low irritant potential, allergic reactions may occur in some individuals. Oral ingestion of usnic acid is associated with severe liver damage and is not recommended.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Usnea Filipendula Extract is a valuable multi-functional ingredient, offering antimicrobial, anti-inflammatory, and antioxidant benefits suitable for various skin concerns.
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