The treatment of stretch marks mainly includes topical medication and phototherapy. Special attention should be paid to pregnancy and breastfeeding are not recommended treatment, can be considered after breastfeeding under the guidance of a doctor. 1. Topical drug treatment Bitter almond oil: Studies have found that the use of bitter almond oil with massage can reduce the incidence of stretch marks. Anti-stretch mark cream: The ingredients of anti-stretch mark cream mainly include hydroxyproline complex, Centella asiatica and vitamin E, which can prevent the formation of stretch marks. 2. Photoelectric treatment Radiofrequency treatment: The device emits electromagnetic waves that can act on the dermis layer of the skin, which can generate a large amount of heat energy locally, thus altering collagen and elastin, thus making the tissue of the dermis layer more densely arranged, with an increase in thickness and density, thus improving the appearance of stretch marks. Ultrasound treatment: ultrasound can pass the energy through the surface tissue, so that the diseased tissue absorbs the energy and warms up quickly, which can repair the damaged elastic fibers and collagen fibers, and promote the reconstruction of the tissues and the improvement of microcirculation. The treatment of stretch marks needs to go to regular medical institutions, under the guidance of experienced doctors, do not blindly treat without authorization.