Many mothers have had unsightly stretch marks on their belly, thighs, buttocks, etc., and many mothers are worried about this. I do not know how to remove them. Stretch marks are actually due to the sudden over-expansion of the abdomen, which causes the elastic fibers and muscles of the skin to be damaged due to excessive stretch and break. The surface of the skin slowly develops an irregular, vertical crack that gradually fades after delivery. , Become a silver-white stretch mark.