Science
Mechanism of Action
Essential oils from the Myrcia genus, including Myrcia Polyantha Leaf Oil, are characterized by their content of bioactive monoterpenes and sesquiterpenes. These compounds are believed to exert antimicrobial effects against a spectrum of microorganisms, including Gram-positive and Gram-negative bacteria, as well as yeasts. Furthermore, these oils demonstrate antioxidant potential by neutralizing free radicals, thereby helping to protect cellular structures from oxidative damage and inflammation. Key constituents such as terpinolene, α-phellandrene, and γ-terpinene are implicated in these protective actions.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Key findings
- 01 Myrcia paivae essential oil demonstrated good antioxidant activity with ABTS•+ inhibition at 0.886 ± 0.226 mM L−1 and DPPH• inhibition at 2.90 ± 0.083 mM L−1.
- 02 Myrcia tomentosa essential oil exhibited significant inhibition of ABTS+• radicals (53.6%) and DPPH• radicals (213%).
- 03 Myrcia floribunda essential oil showed an ABTS+• inhibition rate of 53.27 ± 8.27% (comparable to Trolox) and a DPPH inhibition rate of 81.91 ± 3.46% (surpassing Trolox).
- 04 Myrcia sylvatica essential oil achieved 80.55 ± 2.00% DPPH inhibition, comparable to M. floribunda.
- 05 Myrcia palustris essential oil reduced DPPH radicals by 82.81%, confirming antioxidant potential.
- 06 Myrcia splendens essential oil displayed high cytotoxic activity in THP-1, A549, and B16-F10 tumor cells (IC50 below 20 µg/mL) and significantly reduced A549 cell migration at 40 µg/mL after 24 hours.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
As an essential oil, Myrcia Polyantha Leaf Oil is primarily oil-soluble. Specific data regarding its optimal pH range for stability, detailed formulation considerations, or known incompatibilities are not available. Standard essential oil formulation practices, including protection from oxidation, should be applied.
Safety
Safety Profile
No specific safety assessment from major regulatory bodies such as CIR, SCCS, or FDA for Myrcia Polyantha Leaf Oil has been identified. Some industry resources indicate it is 'Not rated' due to ongoing research, and a 'not for flavor use' recommendation suggests potential review by fragrance industry safety organizations (e.g., RIFM/IFRA) may be relevant, though public cosmetic safety data remains limited.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While studies on other Myrcia species highlight promising antioxidant and antimicrobial activities, the specific lack of clinical efficacy and safety data for Myrcia Polyantha Leaf Oil makes it challenging to ascertain its precise role in advanced skincare.
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