Effects of citrus fruit and their bioactive components on immunity

The genus Citrus contains a vast range of antioxidant metabolites, dietary metabolites and antioxidant polyphenols that protect plants from unfavourable environmental conditions, enhance their tolerance to abiotic and biotic stresses and possess multiple health-promoting effects in humans along with specifically Immunity boosting. Immunity is described as a condition of being able to resist a particular disease especially through preventing the development of a pathogenic microorganism or by counteracting the effects of its products. The immune system is a bodily system that produces the immune response to defend your body from foreign substances, cells and tissues. The immune system includes various parts of the body including the thymus, spleen, lymph nodes, special deposits of lymphoid tissue (such as those in the gastrointestinal tract and bone marrow), macrophages, lymphocytes including the B cells and T cells and antibodies. This review summarizes various citrus fruit and their bioactive components having a positive effect to promote immunity responses in humans body. Additionally, we highlight the health-promoting properties along with Pharmacodynamic and Phytochemical properties of Citrus fruit described in Ayurveda and their potential usage.