| From early 1970, existence of close relationship | | | | prevents the migration of infectious organisms in the |
| between the nutritional status and capabilities of | | | | blood stream. |
| immune response to pathogens has been accepted. | | | | Vitamins and Immunity - various studies have |
| Early work has shown that a protein-energy | | | | highlighted among people living with HIV /AIDS blood |
| malnutrition, significantly affected the immune | | | | low concentrations of certain vitamins, especially |
| response, thereby increasing the risk of infection and | | | | vitamins A, B6, B12, C, E and folate. |
| the mortality rate of patients suffering from chronic | | | | Vitamin A - The deficit in vitamin A deteriorating |
| diseases, cancer, influenza, tuberculosis, etc. More | | | | function of epithelial cells, essential in maintaining the |
| recently, it also appeared that obesity interfered with | | | | structure of tissues. On this same vitamin A depend |
| weak immune system. That is, people who have | | | | the production of B cells and T. |
| weakened immune system tend to gain weight more | | | | B Complex - It has been demonstrated that vitamin |
| easily. | | | | B12 improves the rate of T cells and NK cell activity |
| The immune system is a collection of mechanisms | | | | in patients with a deficiency of this vitamin. Vitamin |
| within an organism that makes it possible to identify | | | | B12 and folate are both involved in the production of |
| and kill pathogens and tumor cells. It acts as a | | | | genetic material. The deficiency in vitamin B6 may |
| defense mechanism against pathogens (can cause | | | | occur following the administration of certain drugs |
| diseases), such as virus, bacteria, parasites, cancer | | | | such as isonicotinyl hydrazine (for tuberculosis). It |
| cells, some poisonous particles. Without the immune | | | | seems to affect the function of T cells and the |
| system, the body cannot defend itself against | | | | ability of NK cells to kill infectious agents among |
| aggression. | | | | HIV-positive patients. The deficiency in vitamin B6 has |
| Immunity and supplements | | | | also been associated with an increased risk of certain |
| Many studies have confirmed that certain vitamins | | | | cancers. |
| and supplements (immune supplements) are capable | | | | Vitamin C - Deficiency of vitamin C impairs phagocyte |
| not only of boosting the immune system, but of also | | | | function and cellular immunity (Chandra, 1986). This |
| fighting against its aging. | | | | includes inhibition of neutrophil mobility, which, in turn, |
| Malnutrition and Immune Function - It has long been | | | | inhibits the formation of inflammatory reactions. |
| known that malnourished people have a higher risk of | | | | Studies of mega dose vitamin C supplementation in |
| contracting infectious diseases because of an | | | | healthy individuals have found the supplement to |
| inadequate immune response. A malnourished immune | | | | bolster both cellular and humoral immunity |
| system not only cannot protect your body, but also | | | | Vitamin E - Vitamin E plays a key role as antioxidant |
| can attacks harmless substances. It is a vicious circle. | | | | in cell membranes. This earned him to be regarded as |
| The consequences of certain diseases, including HIV, | | | | a nutrient "anti-viral. The combined intake of vitamins |
| cancer and tuberculosis, are all more pejorative when | | | | A and E in animals has shown an improvement of the |
| your immune system is weak. A lack of protein has a | | | | function of neutrophils to destroy infectious agents. |
| negative effect on the various components of the | | | | The numerous and complex relationships between |
| immune system. | | | | food, nutrients and specific immune system are an |
| Other nutrients and immunity - Some fatty acids | | | | interesting field of study in the field of biomedical |
| (omega 3 for instance) normally found in fish oils | | | | research. People with a good diet will be better |
| have an effect on immune function, particularly EPA | | | | prepared immunologically to fight against many |
| (eicosapentaenoic acid) and DHA (docosahexaenoic | | | | modern diseases such as cancer, AIDS and |
| acid), reduce inflammation by modulating the | | | | tuberculosis. Several micro-nutrients have significant |
| production of cytokines by T cells. The acid | | | | roles in the functions of the immune system. It is |
| alpha-lipoic, an antioxidant much studied in HIV | | | | clear that maintaining a good nutritional status and |
| infection seems to be able to regenerate vitamins C | | | | adequate reserve of micronutrients in the body |
| and E, increasing their antioxidant effect. Amino acids, | | | | allows an effective immune response to opportunistic |
| particularly arginine and glutamine, play an important | | | | infections. However, it is very difficult to intake all |
| role in immunity. The glutamine is involved in the | | | | those essential nutrients in a regular diet. |
| maintenance of the intestinal wall, and thereby | | | | |