Fruits and vegetables are an excellent source of a variety of nutrients, including vitamins and minerals. In addition, these foods are abundant providers of a variety of bioactive substances, the majority of which are polyphenols, which have numerous positive impacts on one's health. These compounds can get rid of free radicals and work together to have anti-inflammatory, antimicrobial, antimutagenic, anticancer, and neuroprotective benefits. Fruits and veggies have been found to have a wide range of polyphenols. In this review different types of bioactive substances including polyphenols, flavonoids, glucosides etc. from different fruits and vegetables are discussed. Different extraction techniques including supercritical fluid extraction, pulsed electric extraction, high hydrostatic pressure extraction etc. are discussed and compared regarding the extracting material and efficiency. The role of different bioactive substances against cancer and anxiety are described along with the mechanism and mode of action of such substances against such diseases.

Bioactive Substances, Fruits and Vegetables, Extraction Techniques, Cancer, Anxiety