There is noting wrong with eating the skin, unless it is coated in flour and/or sugar. Skin is good for you in that it has fat. You might be retaining more water or have built muscle up. Grab the tape measure. Are you eating enough fat and calories? If your calories have dropepd to low the heart racing and light headedness could be your body reacting. Your TOM may of thrown things out of whack as wlel. Keep at it, cut out Asperteme, bars, and anything that could be stalling you

Try starting a fitday journal, or posting a menu here so people can see what your having and be able to help. The fitday will also help you make sure your getting cals/fat and nutrician.