Science
Mechanism of Action
This extract exerts its dermatological effects through several key mechanisms: it provides robust antioxidant protection, attributed to its content of pterostilbene, flavonoids, alkaloids, and tannins, which neutralize free radicals and mitigate oxidative damage. Its anti-inflammatory action reduces skin inflammation, potentially by inhibiting COX-2 pathways. The active compound pterostilbene is particularly noted for its potent skin-brightening capabilities, aiding in the reduction of hyperpigmentation. Additionally, it functions as a natural astringent, helping to tone the skin, refine texture, and minimize the appearance of enlarged pores. Weak antimicrobial and antifungal properties are also observed.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 A commercially available P. marsupium extract, standardized to 90% Pterostilbene (Pterowhite), demonstrated superior skin lightening effects in experimental settings compared to both kojic acid and resveratrol.
- 02 In vitro studies on HepG2 cells showed that methanolic heartwood extract of P. marsupium was effective and safe in reducing oxyradicals at concentrations ranging from 23.43 µg/mL to 93.75 µg/mL, with 93.75 µg/mL significantly improving glucose uptake.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The extract is soluble in both water and alcohol, ensuring versatility in various formulations. It maintains a shelf life of 2 years when stored under appropriate conditions.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) noted 'Pterocarpus marsupium leaf extract' as having 'Insufficient Data' in 2010; there is no specific CIR review for 'Pterocarpus marsupium wood extract.' However, it is generally considered safe for topical application, with inciDecoder indicating low irritancy. An oral safety study of a 90% pterostilbene-standardized extract showed no serious adverse events. Despite low irritancy, patch testing is recommended for concentrated phytochemicals to ensure individual compatibility.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Pterocarpus Marsupium Wood Extract is a valuable, multi-functional botanical asset, particularly for its potent antioxidant, anti-inflammatory, and notable skin-brightening capabilities attributed to pterostilbene, making it highly suitable for formulations targeting photodamage and uneven tone, though specific optimal topical percentages warrant further dedicated research.
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