Science
Mechanism of Action
This extract exerts its dermatological effects through a rich profile of antioxidants, lignin, and collagen-boosting glycosides. It effectively scavenges free radicals, reduces inflammatory responses via bioactive flavonoids and polyphenols, and aids in the skin's natural repair processes. Furthermore, it helps maintain skin hydration, stimulates collagen production, and has demonstrated tyrosinase enzyme inhibition, which can be beneficial in managing skin pigmentation.
Research
Clinical Evidence
Medium confidence0.5-2%
Key findings
- 01 Methanolic extract demonstrated effective antifungal activity, with fungal growth inhibition ranging from 7% to 97% depending on the fungal species and concentration.
- 02 Optimized Plumeria rubra nanoparticles exhibited antimicrobial, antiviral, antiparasitic, and anti-inflammatory activities.
- 03 A methanolic flower extract displayed significant free radical scavenging activity, achieving 72% inhibition in a DPPH assay.
- 04 Methanolic flower extracts consistently showed a significant, dose-dependent reduction in inflammation.
- 05 Common usage levels in creams, gels, masks, serums, and sprays for hydrating and soothing effects typically range from 0.5% to 2%, with stronger treatments utilizing up to 5% to 10%.
Transparency
Dusting Analysis
No specific data regarding dusting or inactive filler content was found in the provided research.
The Formula
Formulation
Stability
The powder extract should be stored in a cool, dry place away from direct sunlight, offering a shelf life of 24 months. While one study noted 85% stability in a liquid detergent formulation at pH 10.30, this pH is not typically representative of optimal conditions for skin formulations.
Safety
Safety Profile
In vivo tests of methanolic or ethanolic extracts from the flowers, leaves, and pods have not reported mortality or signs of toxicity at tested doses, indicating a high margin of safety. It is considered suitable for sensitive skin due to a lack of evidence for allergic reactions, and EWG Skin Deep rates it as a 'low concern' ingredient. Comprehensive CIR or SCCS assessments were not identified in the research.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Plumeria Rubra Flower Extract is a valuable multi-functional ingredient, providing notable antioxidant, anti-inflammatory, and hydrating benefits with a low risk of irritation, making it highly compatible with diverse skin types.
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