Screens for 9 distinct markers of exposure to over 160 toxic compounds including organophosphate pesticides, phthalates, benzene, xylene, vinyl chloride, pyrethin, insecticides and others. Also includes Tiglyglycine (TG) a marker for mitochondrial diseases resulting from mutations of mitochondrial DNA caused by exposure to toxic chemicals, infections, inflammation and nutritional deficiencies. It also includes Glyphosate which is a herbicide and crop desiccant.