It is not entirely desirable to have dark underarms as it can indicate some medical condition.You can say that it is the skin’s response to exposure to certain elements, similar to a suntan that results from exposure to the sun’s ultraviolet rays.Some of the main causes of dark underarms are shaving, regular use of hair removing creams, excessive sweating, poor ventilation of underarms, accumulation of dead skin cells, and use of alcohol-based deodorants and antiperspirants.
Put some orange peels in the sun for a few days until they dry out completely. Grind it to make a powder and mix two teaspoons of powdered orange peels with enough rose water and milk to make a thick paste. Gently scrub your underarms with the paste and then leave it on for about 10 to 15 minutes. Wash the area with cold water. Repeat the process two or three times a week.
The mild acidic property present in potatoes is a great natural bleaching agent. Simply rub a thin slice of potato on your underarms twice a day and allow it to dry for 15 to 20 minutes and then wash it off with lukewarm water.
Cucumbers also have natural bleaching properties to help lighten discolored skin. Simply rub a thin cucumber slice on your underarms and leave it for 30 minutes, and then wash it off with water. Do this once or twice daily until you are satisfied with the results.
Lemon is a natural bleach, a powerful antibacterial and antiseptic agent. Hence, lemon is used in the treatment of various skin-related problems including dark underarms. Rub a lemon wedge on the skin and leave it for 10 mins. Wash the area thoroughly and apply moisturiser.
Baking soda can be used to make an exfoliating scrub to get rid of dark underarms. Mix baking soda and water to make a thick paste. Scrub your underarms with it and wash it off and pat dry the area thoroughly few times in a week.