In the emerging subject of nutrigenomics, the relationship between genotypes and elements involved in nutritional processes is to be determined. Nutrigenomics, one of the first industries to provide services and goods directly to consumers, raises significant ethical issues regarding the reliability and value of nutrigenomic testing as well as the scientific claims made to the general public.
Study indicates that by identifying specific emerging phenotypic variants and how these variations are impacted by our constantly changing environment, we can better understand how small genetic changes can alter our ability to utilize the energy of different foods.

·        Perinatal Nutrition
·        Genetics of chrononutrition
·        Nutrigenomics of food pesticides
·        Pharmaconutrigenetics
·        Bioactives and phytonutrients
·        Nutrigenetics of cardiovascular disease
Additionally, recent research has shown that probiotics could combat COVID-19 infections. Probiotics have so emerged as a viable alternative to a number of medications, including antibiotics. The distribution technique also affects how effective a probiotic is because it allows bacteria to thrive in the hostile environment of the human intestine. Because of these probiotic's health advantages, they are currently used in a variety of food products that are referred to as "functional foods". This review analysed a picture of the probiotic's advantageous impacts on human health.

·        Quality and Nutrition of Probiotics
·        Probiotics in Livestock and poultry production
·        The immune system and intestinal microbiota
·        Probiotics treatment and prevention of gastrointestinal infections
·        Metaproteomics approach to gut microbiota
·        Technological aspects and human health
Nutraceuticals for human health and animal health
Challenges involved in Nutraceuticals
Nutrition education
Nature potent treasures: Organic extracts
Psychiatry and mental health integration with natural medicine
Trends and developments in traditional medicine 

Unhealthy dietary patterns
Too much salt (sodium) in the diet can raise blood pressure
Mostly protein from plants (legumes and nuts)
Latest treatment for cardiovascular disease
Challenges in cardiology like remote areas
Ultra-processed food raises the risk of heart attack and stroke

·        Nutritional consequences of bariatric surgery
·        Effect of anticachectic agents in cancer
·        Nutrition and the Immune System
·        Nutritional support in renal disease
·        Carbohydrates used in nutrition support
Food Science is a multi-disciplinary field including science, organic chemistry, sustenance, microbiology and designed to give one the logical information to take care of genuine issues related with the various types of attributes related to food structure. 
Food science coordinates this wide put-together information and center it with respect to foodA food framework incorporates all cycles and foundations engaged with taking care of a populace: developing, gathering, handling, bundling, shipping, showcasing, utilization, conveyance, and removal of food and food-related things. It likewise incorporates the information sources required and yields created at every one of these means. A food framework works inside and is impacted by friendly, political, financial, and natural settings. 

Marine functional foods and Nutraceuticals
Nutritional endocrinology and neuroscience
Food nanotechnology, biotechnology, and toxicology
By substituting some of your lunchtime carbs with lean, protein-rich foods as part of a balanced diet, you can increase your metabolism. However, a diet high in protein also promotes healthy amounts of lean muscle mass, which raises basal metabolic rate. 

Intermittent fasting related to weight loss
Anabolism and catabolism
Menopause can reduce the rate of metabolism
Untreated hypothyroidism
Protein-rich foods

Obesity is characterized as the abnormal or excessive fat accumulation that might harm the strength of the person. At the point when the body isn't getting the enough nutrients which it needs to build the healthy bones, skin, and hair is called as underweight. Weight Index (BMI) lesser than or equivalent to 18.6 is considered underweight. BMI more noteworthy than or equivalent to 30 is viewed as obesity. An energy imbalance between calories burned-through and calories consumed is the principal reason for weight. These might be because of an expanded admission of energy-thick food varieties that are high in fat and carbohydrates, likewise changing methods of transportation, and expanding urbanization has prompted decline in actual work. Underweight likewise adversely affect the wellbeing and may prompt Osteoporosis, Skin, hair, or teeth issues, Getting debilitated much of the time, Anaemia, Irregular periods, Premature births, Slow or hindered development. 
Immunotherapy for pediatric respiratory allergy
Cancer immunotherapy and auto-immune disorder
Parasitic disease, prevention, diagnosis and treatment
Infectious disease epidemiology
Chronic kidney disease and hypertension
The role of gut microbiome in health and immune dysfunction.

Agriculture’s impact on malnutrition
Sustainable agriculture
Micronutrient-enriched fertilizers
Organic food
Valorization of food waste
Bioprocessing of agro-food resources

A thorough interdisciplinary field that spotlights on the science behind and application of proper nutrition sustenance during exercise is known as sports Nutrition. Body's utilization of nutrients during athletic contest, nutritional supplements among competitors, the job of appropriate nourishment and dietary enhancements in upgrading a competitor's presentation is for the most part engaged. The psychological component of sports nutrition is worried about dietary issues and other mental conditions identified with sustenance among competitors. 

The goal of preventive medicine is to assure the eradication of disease, either by reducing the likelihood of disease occurrence or by stopping a disease and minimizing its after-effects. Review of nutrition in older adults, as well as the causes, diagnoses, and remedies of weight loss, overeating, and particular, widespread dietary deficiencies. Nutritional evaluation and related elderly health maintenance issues.

·        Primary care medicine
·        Geriatric Nutrition
·        Vaccines boost immunity
·        Delay effects of aging and disease
·        Blood pressure, diabetes and cholesterol tests
·        Weight and stress management
·        Maternal-fetal medicine
·        Dietary assessment, nutrition knowledge, and pregnancy outcome
·        Patterns of nutrition and menstruation in non-polycystic ovary syndrome
·        Assessment of medical nutrition guidance during pregnancy
·        Cardiovascular disease during pregnancy
Nutrition intake during pregnancy and lactation is significant as it will have long haul impact on the health of the kid in the later stage. Diet contains for the most part of entire grains, grown grams and fermented food varieties milk/meat/eggs in adequate amounts, a lot of vegetables and natural products. Likewise iron, folate and calcium, vitamin A, Iodine, Vitamin D, Vitamin B12, supplements consistently from pregnancy and proceed with something very similar during lactation.
Pediatric nutrition is the dietary requirement of infants to help development and advancement. Balanced and healthy diet reinforces kid's immune system, keeps up with healthy weight, and helps in proper brain and bone turn of events. At first, the child obtains nutrition from breastmilk which is the ideal blend of nutrients, minerals and fats. It additionally contains antibodies that helps battle infections and microscopic organisms. 
Animal nutrition is concerned with the nutritional requirements of animals, particularly those used in agriculture and food production but also those kept in zoos, aquariums, and under control of wild animals. The production of aquaculture and its existing requirements for ongoing expansion and sustainability depend heavily on feed formulations based on precise nutritional requirements. The physical characteristics of fish feed, as well as its protein, carbohydrate, and energy content, are all important factors of the fish's metabolism and health.

·        Dairy science & technology
·        Fouling and sanitizing
·        Poultry and Aqua Nutrition feed formulation
·        Impact and challenges of new methods
·        Genetical modifications & processing
·        Supplementary feeds for animals
The goal of oncological nutrition is to ensure that the patient receives enough nutrients so that the body can operate normally during oncological treatment. In order to help the patient eat, it is vital to give them the simplest and most easy means to do so. The provision of accessible, thorough, ongoing, coordinated, and person-centered care in the context of family and community is the first step in the continuing healthcare process for individuals and families. Through health promotion, disease prevention, disease management, and supportive care, it improves the population's health.

·        High protein diet
·        Global health policy
·        Mental health issues in primary care
·        Nutrition assessment in cancer care
·        Strategic management healthcare
Diseases of the digestive tract
Gastrointestinal cancer
Gallbladder and biliary disease
GI tract cancer and hepatocellular carcinoma
Dietary components relevant to gastrointestinal health
Inflammatory bowel disease nutritional consequences     

Aging issues and long-term care in Covid-19
Cultural issues in Healthcare
Public health Nutrition
Mental health issues and disorders
Climate change and Health issues
Clinical epidemiology