labial melanotic macula Lentigo (labial macule) DermDx: Brown Macule on Lip
Description
doi: 10.2174/1381612825666190830154336 16 AsadiMRahimlouMShishehborFMansooriA

It pushes pigment activity even without sun exposure
The in vitro test was performed on a fecal slurry sample, monitoring the formation of TMA for 1, 3, and 12 h, and choline (50 M) was used as a substrate


Its antioxidant properties result from the thiol group in its cysteine moiety is a reducing agent and can be reversibly oxidized and reduced