Science
Mechanism of Action
This essential oil primarily functions through free radical scavenging, providing antioxidant protection to the skin. It exhibits anti-inflammatory effects that can help calm irritated skin. Furthermore, Turnera diffusa extracts have demonstrated antiphotoaging activity by modulating AP-1 and Nrf2/ARE signaling pathways, specifically enhancing Nrf2 protein expression while decreasing c-Fos and c-Jun proteins, which are implicated in UV-induced damage and collagen degradation. The oil also shows promise in balancing hormones, potentially aiding in the management of acne breakouts and other hormonally-influenced skin conditions.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 Animal studies using 100, 200, and 400 mg/kg concentrations of essential oil from stem bark exhibited significant anti-nociceptive (pain-relieving) and high anti-inflammatory activities.
- 02 Essential oil from leaves and stems demonstrated notable antioxidant capacity, quantified at 813 µmol Trolox/g sample, in an Oxygen Radical Absorbance Capacity (ORAC) assay.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
As an essential oil, optimal stability is maintained by storing away from heat, air, and light to preserve its chemical integrity and efficacy.
Safety
Safety Profile
Damiana Essential Oil is suggested for dermal use up to 30%, a concentration informed by its approximate 0.4% estragole content and the established dermal maximum of 0.12% for estragole. It carries a potential risk for skin allergy. It is important to note that the FDA's GRAS (Generally Recognized As Safe) listing under 21 CFR 172.510 applies to 'DAMIANA LEAVES (TURNERA DIFFUSA WILLD.)' as a flavoring agent, not specifically the essential oil for topical cosmetic applications.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Turnera Diffusa Flower/Leaf/Stem Oil offers valuable antioxidant, anti-inflammatory, and anti-photoaging benefits, and may assist with hormonal skin concerns, though its formulation requires careful consideration due to a moderate risk of skin sensitization.
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References
Sources