IntroductionNutrition is the practice by which living beings absorb and utilize diet. In a person, nutrition is generally achieved by placing food in the mouth, chewing and swallowing. Functional nutrition is a nutrition-based focus that focuses on building health by re-establishing proper biological functioning of the body. It is said to better address the healthcare needs of the 21st century by shifting the traditional disease-centric focus of medical practice towards a more “patient-centred” approach, addressing the whole person, not just an isolated set of symptoms, listening patients." ' stories and observing the interactions between genetic, environmental and lifestyle factors that can influence long-term health and complex chronic diseases” (Dr. Jeffrey Bland) Say no to plagiarism. Get a tailor-made essay on "Why Violent Video Games Shouldn't Be Banned"? Get an original essay. For example, a person may show various symptoms that indicate that the body is not functioning well. In addition to suppressing indications with drugs, the specialist reads the signals and will be able to recognize the part of the body that needs help to restore health. Information such as diet, lifestyle, stress, signs of diseases, history of ailments, treatments and prescriptions, contact with poisonous substances, etc., are combined into an overall plan that works as an organization general step by step guide that guides specialists along the path of nourishment necessary for the patient's body to restore health and inhibit disorders. This essay aims to show what functional foods are currently defined, how safe the products are, what is making functional nutrition grow, and ultimately, it's the future. There are two categories of functional foods: conventional foods with bioactive components and fortified or enhanced foods. The first 50 years of the 20th century were a challenging time for scientists as their attention was focused on identifying essential elements and how to prevent nutritional deficiency disorders. which later in 1970 went from undernutrition to overnutrition forcing public education emphasizing the importance of consuming diets low in saturated fat and rich in fruits, vegetables, legumes and whole grains to reduce the chronic ailments that had increased. These included cancer, stroke, diabetes, heart disease and osteoporosis. The identification of physiologically active mechanisms present in both plant and animal foods could theoretically reduce the possibility of a variety of long-lasting diseases. In the process, health-conscious people were formed, there was a huge change in food control and regulation, technological advancement, and finally a market for health-promoting products arose. These have merged to form “Functional Foods”. aimed to provide the modern definition and explanation of functional foods, the degree of safety of the product, the future of functional foods, what keeps it going. Functional foods of animal origin The most thoroughly examined group of biologically active mechanisms arising from animal products are (n-3) fatty acids, largely concentrated in oily fish such as herring, salmon, tuna, mackerel, sardines and tuna. Fatty acids are classified into two main categories: docosahexaenoic acid (DHA; 22:6) and eicosapentaenoic acid (EPA; 20:5). Docosahexaenoic acid is an essential constituent for the correct functioning of the phospholipids of cell membranes, in particular of the brain and retina. of the eye for adults and children. The studiesscientific studies have been conducted exploring the biological effects of (n-3) fatty acids in persistent disorders such as rheumatoid arthritis, psoriasis, cancer, Crohn's disease, cardiovascular disease and, with the best documented health benefit, their role in heart health. A recent meta-analysis of 11 intellectual dysfunction randomized hearings suggests that intake of (n-3) fatty acids reduces overall mortality, mortality due to myocardial infarction, and sudden death in patients with coronary heart disease. The 2000 American Heart Association Dietary Guidelines recommend two fatty fish dishes per week for a healthy heart. The competent statement states; Eating omega-3 fatty acids could reduce the risk of coronary heart disease. The evaluation was carried out by the FDA and the tests determined that the scientific evidence supporting the statement was inconclusive, therefore a practice statement was approved because it ensured safety concerns regarding the intake of high levels of fatty acids (n-3 ) such as, amplified bleeding, formation of biologically active oxidation products from fatty acid (n-3) oxidation, increased risk of hemorrhagic stroke, increased LDL cholesterol levels, and ultimately reduced glycemic control for people living with diabetes . The FDA has resolved the use of (n-3) fatty acid supplements should not contain 2 g/day. Another group of animal-derived biologically active components defined as “viable microorganisms are beneficial to human health. Metchnikoff was the first to propose that lactic acid bacteria increased the retention of Bulgarian workers. A contemporary scientific status from the Institute of Food Technologists summarizes scientific support for the therapeutic or defensive use of these functional ingredients for various health problems including cancer, intestinal tract function, immune function, allergies, stomach health, urogenital health , reduction of cholesterol and hypertension. They work by promoting the development of one or a limited amount of constructive bacteria in the large intestine, consequently improving the health of the host. They consist of short-chain carbohydrates such as inulin and fructooligosaccharide that enter the large intestine and function in place of substrates for the colon's endogenous bacteria. Conjugated linoleic acid (CLA) is another non-plant ingredient that has been the focus of increased research efforts in recent years. This element was initially identified as a strong antimutagenic agent in fried minced meat by Pariza and co-workers. CLA is present in almost all foods, but is present in higher proportions in dairy products and ruminants. CLA can inhibit mammary carcinogenesis in animals and ruminants. it is sometimes evident that CLA decreases body fat and increases muscle mass in both rodents and humans. CLA can increase bone firmness in animal models. Functional foods of plant origin Abundant plant nutrients or biologically active constituents derived from plants have been subjected to investigation for their role in disease prevention and health. However, only a small number have been approved by the FDA. Some nutrients or plant-based food ingredients may not have approved health claims, but have developed medical investigations and studies that have highlighted their potential health benefits, and therefore would be defined as having abstemiously strong evidence. These include nuts, grapes, cranberries, garlic and chocolate and are discussed briefly below. Since the 1920s, cranberries have been renowned for their efficiency in treating and resolving infections affecting the urinary tract...