Prolonged UV exposure can induce matrix metalloproteinase-2 (MMP-2) and MMP-9 activation in basement membrane which can lead to collagen types 4 and 6 degradation and accumulation of more elastic fibers in melasma patients (Inomata et al., 2003)
Blood tests can check B12 levels
Pregnancy and breastfeeding Small clinical studies suggest that ALA may be safe during pregnancy at doses up to 600mg/day for several weeks, with no serious adverse effects reported.40 However, larger, long-term studies are lacking, and there is no reliable safety data for breastfeeding
Furthermore, single-nucleotide polymorphisms XBP1 in patients with vitiligo illuminate the importance of this pathway in the pathogenesis of vitiligo ( 5 Nrf2 Antioxidant response pathway Oxidative stress is considered as a major event in vitiligo pathogenesis (Figure 2A)
If you get a compounded medication from a very reputable source, they should be able to tell you where it was manufactured and prepared and provide written evidence
Clean the injection site with an alcohol wipe using a circular motion, moving outward from the centre, then allow the area to air dry completely (approximately 1015 seconds)