What can I eat to tighten my sagging skin

Skin relaxation can generally eat pigskin, pig trotters can promote skin tightening. Because human skin is very collagen, if collagen loss, often will show the state of skin relaxation. Therefore, pig trotters and pig trotters contain a lot of collagen can supplement the loss of protein, so it can restore skin tightening. Secondly, you can also eat kelp, because kelp is rich in iron, iodine and other trace elements, if you eat kelp can not only promote the body's metabolism, but also restore skin elasticity. In addition, in peacetime can also eat foods rich in vitamin C, such as tomatoes, green peppers, green dates and so on.