The efficacy of Tetra Leroy shark liver oil is actually similar to that of shark liver oil, mainly because shark liver oil is its main component. Specifically, Tetra Leroy shark liver oil has the following functions: First, it is often used to prevent and treat vitamin A and vitamin D deficiency, that is, to supplement vitamin A and vitamin D; Second, it can promote metabolism, resist radiation and cancer, clean blood vessels and improve immunity and resistance, which is very suitable for people with low resistance; The third is to promote fat metabolism, which has a very good slimming effect and function; Fourth, applying shark liver oil to the root of eyelashes can also stimulate the growth of eyelashes. This shows that Tetra Pak shark liver oil has a wide range of functions. I believe that after you see this, you can basically know what benefits this shark liver oil has on human body. In short, this shark liver oil has good vitamins A and D, enhancing immunity and slimming effect.