| abstract |
(57) [Summary] [PROBLEMS] To provide a highly safe pharmaceutical product or a food or drink product having such excellent effects which can be used for amelioration and prevention of obesity. The weight average molecular weight measured by GPC is 80, 000 to 110,000, preferably 90,000 to 1 000, and a number average molecular weight of 30,000 to 5 0000, preferably 30,000 to 40,000 The above problem is solved by an appetite suppressant characterized by containing a low molecular weight chitosan or a derivative thereof within the range of, and a food or drink containing the low molecular weight chitosan or a derivative thereof. |