dried plant material of aromatic plants with a high content of antioxydanten and essential oils

摘要

Herbal plant material has a high antioxidant and essential oil content such that the fresh material contains more than 1.5 wt% antioxidants and more than 0.3 wt% essential oils and its dried form contains more than 3.5 wt% antioxidants and more than 1.5 wt% essential oils. Also claimed is a procedure for selecting plants with a high antioxidant and essential oil content comprising: (i) calibration of the antioxidant and essential oil content against a statistically viable population; (ii) screening plants contg. above average contents; and (iii) multiplying the number of selected plants. Also claimed is a residue with an antioxidant content of greater than 3.5 % resulting from distn. of aq. plant material.