DRUGS AND FOODS IMPROVING THE QUALITY OF LIFE AND PROCESS FOR PRODUCING THE SAME

摘要

The present invention relates to drugs and foods produced by applying a method whereby a biological activity can be efficiently exerted in the case of orally administering a biologically active protein. ??The oral composition according to the present invention contains at least one biologically active protein as the active ingredient and has a means of controlling the release. According to the composition of the present invention, at least 10% of the active ingredient is delivered to the lower digestive tract while sustaining its activity. Namely, the biologically active protein is not degraded in the stomach but delivered to the small intestine, which makes it possible to ensure the exertion of its drug's effect exert a hitherto unknown effect. It is preferable that the biologically benefical active protein contained in the composition according to the present invention is lactoferrin, immunoglobulin, lysozyme, an amylase, a protease, a lipase or a digestive enzyme inhibitor.