Does anyone know a good skin lighting cream, my knees and elbows are darker than my normal completion.?

Im using a product called Dagget %26amp;Ramsdell Knees %26amp; elbow lighting cream. Got any better recommendations?Does anyone know a good skin lighting cream, my knees and elbows are darker than my normal completion.?
Try 100% pure cocoa butter, it will even it out somewhat.Does anyone know a good skin lighting cream, my knees and elbows are darker than my normal completion.?
You might try rubbing a fresh lemon on them, lemon is a natural lightener, and also good for getting stains off of your hands, etc;