LABIATAE DERIVED ANTIOXIDANTS AND A PROCESS FOR EXTRACTING ANTIOXIDANTS FROM LABIATAE HERBS

摘要

An antioxidant composition obtained from thesupercritical fluid carbon dioxide extraction of aLabiatae family herb has at least 30% by weight carnosicacid and less than 5 ml water distillable essential oilper 100 grams. The composition is substantially free oforganic solvent and is soluble in food-grade oils andgrain alcohol. The composition provides an antioxidantactivity comparable to that of BHA and BBT.