Coconut oil is an effective remedy to lighten dark knees and elbows. It has vitamin E that will help lighten the skin as well as moisturize it. While Lemon has natural bleaching as well as exfoliating properties. It can be used to get rid of dark skin on various parts of your body, including dark elbows and knees. Lemon juice can be mixed with coconut oil to lighten dark knees or elbows
Coconut Oil and Lemon Prepare a mixture with 1 teaspoon of coconut oil and ½ teaspoon of lemon juice. Rub this solution on the dark elbows and knees and let it sit for 30 minutes before you rinse off. Continue this remedy till the elbows and knees are lightened.
You can also equal amounts of coconut oil and lemon juice to baking soda to make a thick paste. Use the homemade scrub to exfoliate dark skin patches around your knees and elbows to slough off dead skin 2 or 3 times a week.