Science
Mechanism of Action
This extract actively intervenes in the melanogenesis pathway to achieve its skin brightening effect. It functions by down-regulating the mRNA expression of microphthalmia-associated transcription factor (MITF) and directly inhibiting tyrosinase activity, both critical steps in the melanin production cascade.
Research
Clinical Evidence
Medium confidence0.026%
Key findings
- 01 Demonstrated approximately a 77% decrease in α-MSH-enhanced melanin synthesis in B16F1 murine melanoma cells. The IC50 for this effect was determined to be 0.026%.
- 02 Achieved approximately an 84% decrease in α-MSH-enhanced melanin synthesis in B16F1 murine melanoma cells. Importantly, no proliferation arrest was observed in these cells, indicating a targeted anti-melanogenic effect without general cellular toxicity.
Transparency
Dusting Analysis
The Formula
Formulation
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Panel, while assessing algae-derived ingredients including Pleurochrysis Carterae Extract, concluded that there was insufficient data to determine the safety of many such compounds. A specific 'safe as used' or 'safe with restrictions' status for this extract has not been established.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While *in vitro* studies indicate significant potential for anti-hyperpigmentation, comprehensive safety and human efficacy data are currently insufficient for a definitive rating.
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References
Sources