Food production causes a huge amount of residues that cause environmental pollution. Obviously, many fruits and vegetables such as guava, olive, mango, orange, etc. are mainly marketed in processed form and resulted a great amounts of residues consisting of peels, pomace and seeds. Amazingly, phytochemicals can be used as antimicrobial or antioxidant agents, so we can use these residues by extracting these components from the residues and use them at food manufacturing proposes. Thence, these residues became a valuable material, and we can benefit from them to reduce pollution and raise...