The components of fat-dissolving needle mainly include the mixture of lecithin and sodium deoxycholate, which can effectively dissolve the fat at the injection site. At the same time, the composition of fat-dissolving needle also contains insulin-like growth factor, which can participate in regulating cell growth and differentiation and DNA synthesis.

Fat-dissolving needle is to inject liquid containing slimming ingredients directly into the subcutaneous fat layer of human body in the form of needle to dissolve subcutaneous fat.