n of histamine and methylhistamine in human urlire under histamine-rich and histamine-poor diets. Mt Ami: Immunol 1993;101:13-9. Medline 133. (-1 Johnston CS. The antihistamin action of ascorbic acid. Subcell Biochem 1996;25:189-213. Medline 134.«r Wantke F, Gotz M, Jarisch R. [The histamine-fr ee diet]