Passifloraceae Research & information: general Solanaceae UV detection additives challenges characterization chemometrics confectionery fats contaminants controlled environment coupages far infrared irradiation (FIR) flavonoid food and feed analysis food authentication fraud quantitation high performance liquid chromatography hypoglycaemic light emitting diode (LED) light liquid chromatography multivariate calibration nutritional analysis olive oils polyphenols positional isomers protected designation of origin silver-ion HPLC soybean sprouts sparkling wine (cava)