| abstract |
PROBLEM TO BE SOLVED: To provide a safe and easy-to-manufacture novel allergy inhibitor, interleukin (IL) -4 production inhibitor, immunoglobulin (Ig) E production inhibitor, IgG1 production inhibitor that can be incorporated into daily diet Agent supply. An allergy inhibitor, an IL-4 production inhibitor, an IgE production inhibitor, and an IgG1 production inhibitor containing an extract prepared from a crustacean from which shell components have been removed or an active ingredient purified from this extract. [Selection figure] None |