What are the best Diet courses online?

There are several excellent online diet courses available. For instance, the Science of Diet and Exercise Specialization offers a comprehensive understanding of how diet and exercise interact. Another option is the Aligning Diet and Exercise course, which focuses on integrating dietary choices with physical activity for optimal health.

Can I study Diet for free on Coursera?

Yes. You can start learning diet on Coursera for free in two ways: Preview the first module of many diet courses at no cost. This includes video lessons, readings, graded assignments, and Coursera Coach (where available). Start a 7-day free trial for Specializations or Coursera Plus. This gives you full access to all course content across eligible programs within the timeframe of your trial. If you want to keep learning, earn a certificate in diet, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.

What topics are typically covered in Diet courses?

Diet courses typically cover a range of topics, including nutritional science , meal planning , dietary guidelines, and the impact of food on health . You may also explore specific diets, such as plant-based or Mediterranean diets, and learn about food safety and preparation techniques. Understanding the psychological aspects of eating and behavior change strategies is often included as well.

What Diet courses are best for training and upskilling employees or the workforce?

For training and upskilling employees in the diet field, courses like the New Nordic Diet - from Gastronomy to Health can be particularly beneficial. These programs provide insights into modern dietary practices and their health implications, equipping employees with the knowledge to promote healthier choices within their organizations.

Best Diet Courses & Certificates [2026]

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Diet

Diet Courses

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.

Popular Diet Courses and Certifications

Status: Free Trial
National Academy of Sports Medicine
Science of Diet and Exercise
Skills you'll gain: Exercise Science, Nutrition and Diet, Nutritional Assessment, Sports Medicine, Nutrition Education, Physiology, Kinesiology, Endocrinology, Health And Wellness Coaching, Vital Signs, Stress Management, Biochemistry, Systems Of Measurement, Biology
4.6
Rating, 4.6 out of 5 stars
252 reviews
Intermediate · Specialization · 1 - 4 Weeks
Status: Free Trial
National Academy of Sports Medicine
Aligning Diet and Exercise
Skills you'll gain: Exercise Science, Nutrition and Diet, Sports Medicine, Nutrition Education, Kinesiology, Health And Wellness Coaching
4.9
Rating, 4.9 out of 5 stars
91 reviews
Intermediate · Course · 1 - 4 Weeks
Status: Preview
Stanford University
Stanford Introduction to Food and Health
Skills you'll gain: Cooking, Meal Planning And Preparation, Health Promotion, Health Education, Nutrition and Diet, Public Health, Behavior Management, Cultural Diversity, Health Informatics, Chronic Diseases
4.7
Rating, 4.7 out of 5 stars
34K reviews
Beginner · Course · 1 - 3 Months
Status: Free
Tufts University
Building a Healthy Plate
Skills you'll gain: Nutrition and Diet, Nutrition Education, Nutritional Assessment, Meal Planning And Preparation, Health Education
4.8
Rating, 4.8 out of 5 stars
164 reviews
Beginner · Course · 1 - 4 Weeks
Status: Preview
Emory University
Weight Management: Beyond Balancing Calories
Skills you'll gain: Nutrition and Diet, Physiology, Stress Management, Health And Wellness Coaching, Behavioral Health, Biology, Mindfulness, Resilience, Exercise Science
4.7
Rating, 4.7 out of 5 stars
1.2K reviews
Beginner · Course · 1 - 3 Months
Status: Free Trial
National Academy of Sports Medicine
Nutrition Education for the Consumer
Skills you'll gain: Nutrition and Diet, Nutrition Education, Nutritional Assessment, Sports Medicine, Exercise Science, Scientific Methods, Health Assessment, Patient Education And Counseling, Clinical Nutrition, Health And Wellness Coaching, Health Promotion, Athletic Training, Regulatory Compliance, Preventative Care, Food Quality Assurance And Control, Psychology, Medical Science and Research, Life Sciences
4.6
Rating, 4.6 out of 5 stars
187 reviews
Beginner · Specialization · 1 - 3 Months

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Status: New
Status: Free Trial
Real Madrid Graduate School Universidad Europea
Sports Nutrition and Training: Innovation Assets
Skills you'll gain: Leadership, Collaboration, Physical Stamina, Performance Analysis, Sports Medicine, Nutrition and Diet, Athletic Training, Exercise Science, Injury Prevention, Coaching, Nutrition Education, Innovation, Automation, AI Personalization, Teamwork, Performance Reporting, Technology Solutions, Data Management, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months
Status: Free Trial
National Academy of Sports Medicine
Nutrition Mastery for Fitness and Wellness
Skills you'll gain: Nutritional Assessment, Meal Planning And Preparation, Nutrition and Diet, Nutrition Education, Pharmacology, Exercise Science, Critical Thinking, Sports Medicine, Drug Interaction, Food Quality Assurance And Control, Physiology, Decision Making, Health Promotion, Health And Wellness Coaching, Regulatory Compliance, General Science and Research, Overcoming Obstacles
4.8
Rating, 4.8 out of 5 stars
25 reviews
Intermediate · Specialization · 1 - 4 Weeks
Status: Free Trial
National Academy of Sports Medicine
Holistic Weight Management
Skills you'll gain: Stress Management, Medical Nutrition Therapy, Behavioral Health, Psychiatry, Psychosocial Assessments, Mental Health, Exercise Science, Social Determinants Of Health, Nutritional Assessment, Social Sciences, Nutrition and Diet, Cognitive Behavioral Therapy, Health And Wellness Coaching, Kinesiology, Medical Devices, Nutrition Counseling, Sociology, Coaching, Physical Stamina, Health Assessment
4.8
Rating, 4.8 out of 5 stars
18 reviews
Intermediate · Specialization · 1 - 3 Months
Status: Free Trial
University of Illinois Urbana-Champaign
Understanding Food Regulations & Food Labeling
Skills you'll gain: Good Manufacturing Practices, Nutrition and Diet, Regulatory Affairs, Safety Standards
4.2
Rating, 4.2 out of 5 stars
11 reviews
Intermediate · Course · 1 - 4 Weeks
Status: Free Trial
University of Michigan
Healthy and Sustainable Foods and Products
Skills you'll gain: Sustainable Development, Sustainable Design, Nutritional Assessment, Sustainable Business, Nutrition and Diet, Product Lifecycle Management, Product Development, Social Determinants Of Health, Sustainability Standards, Product Improvement, Environment, Environmental Science, Environmental Resource Management, Health Assessment, Public Health, Climate Change Mitigation, Systems Of Measurement, Chemistry, Risk Analysis, Sustainable Engineering
4.4
Rating, 4.4 out of 5 stars
109 reviews
Intermediate · Specialization · 3 - 6 Months
Status: Free Trial
University of Illinois Urbana-Champaign
Putting the Personal in Personalized Nutrition
Skills you'll gain: Nutrition and Diet, Clinical Nutrition, Precision Medicine, Personal Care, Microbiology, Molecular Biology, Public Health
4.6
Rating, 4.6 out of 5 stars
22 reviews
Intermediate · Course · 1 - 4 Weeks

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In summary, here are 10 of our most popular diet courses

Science of Diet and Exercise: National Academy of Sports Medicine
Aligning Diet and Exercise: National Academy of Sports Medicine
Stanford Introduction to Food and Health: Stanford University
Building a Healthy Plate: Tufts University
Weight Management: Beyond Balancing Calories: Emory University
Nutrition Education for the Consumer: National Academy of Sports Medicine
Sports Nutrition and Training: Innovation Assets: Real Madrid Graduate School Universidad Europea
Nutrition Mastery for Fitness and Wellness: National Academy of Sports Medicine
Holistic Weight Management: National Academy of Sports Medicine
Understanding Food Regulations & Food Labeling: University of Illinois Urbana-Champaign

Frequently Asked Questions about Diet

Diet refers to the types of food and drink that a person regularly consumes. It plays a crucial role in overall health and well-being, influencing everything from physical fitness to mental health. A balanced diet can help prevent chronic diseases, support immune function, and enhance energy levels. Understanding the principles of diet is essential for making informed choices that align with personal health goals.‎

Careers in diet can be diverse and rewarding. Potential job roles include nutritionist, dietitian, food service manager, health coach, and wellness consultant. These positions often involve working with individuals or groups to promote healthy eating habits, develop meal plans, and provide education on nutrition. The growing awareness of health and wellness has led to an increased demand for professionals in this field.‎

Yes. You can start learning diet on Coursera for free in two ways:

Preview the first module of many diet courses at no cost. This includes video lessons, readings, graded assignments, and Coursera Coach (where available).
Start a 7-day free trial for Specializations or Coursera Plus. This gives you full access to all course content across eligible programs within the timeframe of your trial.

If you want to keep learning, earn a certificate in diet, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.‎

This FAQ content has been made available for informational purposes only. Learners are advised to conduct additional research to ensure that courses and other credentials pursued meet their personal, professional, and financial goals.