You can read the who-and-how in this New York Times article
Kojic acid vis-a-vis its combinations with hydroquinone and betamethasone valerate in melasma: a randomized, single blind, comparative study of efficacy and safety
Both conditions involve inflamed skin
Failures of cobalamin assays in pernicious anaemia
Vitamin D (as Cholecalciferol), Calcium (as Calcium Citrate), Magnesium (as Magnesium Citrate), Zinc (as Zinc Citrate), Selenium (as Selenium Amino Acid Chelate), Copper (as Copper Citrate), Manganese (as Manganese Citrate), Chromium (as Chromium Polynicotinate), Sepitone Fermented Bilberry Fruit Extract, Methylsulfonylmethane, Silicon Dioxide, Hesperidin, Boron Citrate
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