The main cause of darkening and thickening of elbows is friction and pressure. Placing the elbows on table makes it dark. People who kneel down after prayers often have dark knees. Sun exposure can worsen the problem and make the skin darker. Women who have this problem cannot wear short-sleeved dresses. Due to dark knees, they can’t wear short skirts. There is always a fear of exposing the dark skin on wearing short dresses. Instead of buying expensive products, you should use inexpensive home remedies for this problem. We will tell you some easy remedies here. Following are the top 12 home remedies for dark colored elbows and knees.