Have you noticed that your armpits , knees Y elbows Have they become darker? It does not matter that you bathe every day, since it is not due to a lack of cleaning , but to certain habits favor this appearance, but how whiten underarms, elbows and knees?
According to different studies, one of the causes of the stains in these parts of the body is the accumulation of dead cells in the skin . Also, they occur when there is a constant friction of the skin with clothing and hard surfaces.
Other habits such as hair removal, use of harmful deodorants, excessive humidity, obesity and hormonal imbalances are the main causes of pigmentation in the elbows, knees and armpits.