It really doesent matter if your use vitamin e or coco butter, which both keep the skin moisterised, but as long as your keep it moisterised with either e oil , butter, or lotion, make sure your do it reguraly before and after your work outs.

I have them from growing 135lbs to 190lbs but my way is to gout into the sun and just tan over them, so they are not as noticable.