From the point of view of western medicine, collagen protein contained in swim bladder is the raw material for human body to supplement and synthesize protein, and it is easy to be absorbed and utilized. In addition, it is rich in vitamins and a variety of trace elements, especially vitamin A, which is very beneficial to beauty and calcium supplementation.

From the point of view of traditional Chinese medicine: the swim bladder is flat and non-toxic, which can tonify kidney, nourish tendons and veins, dissipate blood stasis and reduce swelling. So pregnant women can eat swim bladder.