The present invention relates to the use of a bile acid or bile salt fatty acid conjugate of general formula II W-X-G in which G is a bile acid or bile salt radical, which, if desired, is conjugated in position 24 with a suitable amino acid, W stands for one or two fatty acid radicals having 14-22 carbon atoms and X stands for a suitable bonding member or for a direct C.dbd.C bond between said bile acid or bile salt radical and the fatty acid(s) or of a pharmaceutical composition comprising same for the reduction of Cholesterol in blood, for the treatment of Fatty Liver, Hyperglycemia and Diabetes.