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Potassium 4-Methoxysalicylate

whitening-grading-trend
Exfoliation / PoresBrightening
INCI: Potassium 4-Methoxysalicylate
In short · TL;DR
Category
Brightening
Effect
Melanin production suppression, promotion of melanin discharge from stratum corneum. MHLW-approved quasi-drug active ingredient (brightening)
Concentration
1-3% (quasi-drug active ingredient)
Effect
Melanin production suppression, promotion of melanin discharge from stratum corneum. MHLW-approved quasi-drug active ingredient (brightening)
Mechanism
Tyrosinase activity inhibition (controls upstream melanin synthesis) combined with stratum corneum softening action from the salicylic acid backbone to promote discharge of old stratum corneum containing melanin. A dual approach
Typical concentration
1-3% (quasi-drug active ingredient)
Onset
Brightening effect: 8-12 weeks
Cautions
Caution for sensitive skin as it is a salicylic acid derivative
Evidence & references
Proprietary ingredient developed by Shiseido. MHLW approval data
Journal

Related Journal

1
Skin Longevity SeriesGrading the Buzzwords of Brightening Skincare
This page is reference information and does not guarantee efficacy. Figures vary by test conditions (in vitro / manufacturer / concentration). It does not indicate pharmaceutical efficacy.
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