Diet courses can help you learn nutritional science, meal planning, dietary guidelines, and the impact of food on health. You can build skills in analyzing food labels, understanding macronutrients and micronutrients, and creating balanced meal plans tailored to individual needs. Many courses introduce tools like dietary tracking apps, food databases, and meal prep techniques to help you apply what you learn in everyday life.

University of California, Davis
Skills you'll gain: Public Health and Disease Prevention, Nutrition and Diet, Preventative Care, Nutrition Care Plans, Injury Prevention, Vital Signs, Safety Assurance, Environment Health And Safety, Sports Medicine, Physiology, Accident Prevention, Health Assessment, Cleanliness, Behavior Management, Emergency Response, Psychology
★ 4.9 (404) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Stress Management, Goal Setting, Nutrition and Diet, Professional Development, Language Competency, Personal Development, English Language, Organizational Skills, Nutrition Education, Planning, Product Knowledge, Productivity, Language Learning, Social Skills, Professionalism, Customer Service, Verbal Communication Skills, Technical Communication, Interpersonal Communications, Customer Inquiries
★ 4.6 (582) · Intermediate · Specialization · 3 - 6 Months

McMaster University
Skills you'll gain: Exercise Science, Time Management, Lifting Ability, Human Musculoskeletal System, Habit Formation, Health Assessment, Nutrition and Diet, Physiology, Mental Health
★ 4.7 (820) · Beginner · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition Education, Patient Education And Counseling, Basic Life Support (BLS) Certification, Neurology, Automated External Defibrillator, Cardiopulmonary Resuscitation (CPR), Overcoming Obstacles, Mechanics, Injury Prevention, Public Health, Anatomy, Health Promotion, Exercise Therapy, Meal Planning And Preparation, Medical Terminology, Motivational Skills, Needs Assessment, Chronic Diseases, Adaptability, Communication
★ 4.7 (412) · Beginner · Professional Certificate · 3 - 6 Months

Yale University
Skills you'll gain: Health Promotion, Health Education, Behavioral Health, Nutrition Education, Mental and Behavioral Health, Social Determinants Of Health, Nutrition and Diet, Mental Health Diseases and Disorders, Public Health, Public Health and Disease Prevention, Behavior Management, Behavioral Economics, Exercise Science, Goal Setting, Mental Health, Epidemiology, Mental Health Therapies, Stress Management, Gerontology
★ 4.7 (490) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Terminology, Pathology, Medical Records, Anatomy, Cell Biology, Physiology, Biology, Diagnostic Tests, Nutrition and Diet
★ 4.7 (192) · Beginner · Course · 1 - 4 Weeks
Dartmouth College
Skills you'll gain: Environment, Environmental Issue, Environmental Science, Demography, Energy and Utilities, Environmental Resource Management, Environment and Resource Management, Sustainable Development, Water Resources, Biology, Hydrology, Climate Change Programs, Life Sciences, Water Quality, Land Management, Nutrition and Diet, Oil and Gas, Pollution Prevention, Petroleum Industry, Sustainable Systems
★ 4.7 (474) · Beginner · Specialization · 1 - 3 Months

University of New Mexico
Skills you'll gain: Pharmacology, Cultural Diversity, Neurology, Health Education, Public History, Anatomy, Nutrition and Diet, Mental Health
★ 4.7 (234) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Sanitation, Public Health, Health Systems, Human Services, Epidemiology, Social and Human Services, Public Health and Disease Prevention, Emergency Response, Health Equity, Health Disparities, Infection Control, Water Resources, Community Health, Infectious Diseases, Immigration Law, Nutrition and Diet, Mitigation, Preventative Care, Care Coordination, Nutritional Assessment
Beginner · Course · 1 - 3 Months

Stanford Online
Skills you'll gain: Child Health, Maternal Health, Postpartum Care, Infant Care, Prenatal Care, Preventative Care, Family Support, Nutrition and Diet
★ 4.8 (1.8K) · Beginner · Course · 1 - 4 Weeks
Nanjing University
Skills you'll gain: Music, Music History, World Music, Social Studies, Cultural Sensitivity, Cultural Responsiveness, Ancient History, Media and Communications, Art History, Language Learning, Cultural Diversity, Liberal Arts, Aesthetics, Social Sciences, Electronic Media, Intercultural Competence, Performing Arts, Anthropology, Sociology, Nutrition and Diet
★ 4.6 (532) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Infectious Diseases, Epidemiology, Nutrition and Diet, Food Safety and Sanitation, Infection Control, Public Health, Physiology, Preventative Care, Sustainable Systems, Immunology, Biology, Microbiology, Caregiving, Environment and Resource Management
★ 4.8 (632) · Beginner · Course · 1 - 3 Months