How To Remove Dark Armpits1. Waxing Or Electrolysis The biggest reason for dark underarms is shaving or using hair removal creams. Instead, try waxing. It will hurt more, but at least the hair will be removed from the root and your underarms will appear fairer immediately. Waxing also works as an exfoliating method. For those who want to get rid of underarm hair for good, electrolysis is another permanent option. In time, the darkened patches under the arm will lighten. Recommended products…