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

National Academy of Sports Medicine
Science of Diet and Exercise
Skills you'll gain: Exercise Science, Nutrition and Diet, Nutrition Counseling, Nutritional Assessment, Sports Medicine, Nutrition Education, Physiology, Endocrinology, Health And Wellness Coaching, Biochemistry, Stress Management, Systems Of Measurement
Status: Free Trial
Category: Credit offered
Tufts University
Building a Healthy Plate
Skills you'll gain: Nutrition and Diet, Nutrition Education, Meal Planning And Preparation, Food and Beverage, Health Education
Category: Free
Category: Credit offered
ISSA (International Sports Sciences Association)
Coaching Nutrition for Changing Bodies and Lives
Skills you'll gain: Nutrition Counseling, Nutrition and Diet, Nutrition Care Plans, Nutrition Education, Health And Wellness Coaching, Clinical Nutrition, Coaching, Nutritional Assessment, Exercise Science, Habit Formation, Behavior Management, Mental and Behavioral Health, Health Education, Psychology, Health Assessment, Athletic Training, Health Care
Beginner · Course · 1 - 3 Months
Category: New
Status: Free Trial
Category: Credit offered
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, Pharmaceuticals, Contraindication, Food Quality Assurance And Control, Food and Beverage, Physiology, Decision Making, Health Promotion, Health And Wellness Coaching, Preventative Care, Regulatory Compliance, General Science and Research
Status: Free Trial
Category: Credit offered
National Academy of Sports Medicine
Aligning Diet and Exercise
Skills you'll gain: Exercise Science, Nutrition and Diet, Sports Medicine, Nutrition Education, Health And Wellness Coaching
Status: Free Trial
Category: Credit offered
Stanford University
Stanford Introduction to Food and Health
Skills you'll gain: Cooking, Nutrition Education, Meal Planning And Preparation, Health Promotion, Health Education, Food and Beverage, Nutrition and Diet, Public Health, Behavior Management, Social Studies, Behavioral Management, Habit Formation, Cultural Diversity, Health Informatics, Chronic Diseases
Category: Preview
Category: Credit offered

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Emory University
Weight Management: Beyond Balancing Calories
Skills you'll gain: Habit Formation, Nutrition and Diet, Physiology, Stress Management, Behavior Management, Biology, Goal Setting, Endocrinology, Mindfulness, Exercise Science
Category: Preview
Category: Credit offered
National Academy of Sports Medicine
Nutrition Education for the Consumer
Skills you'll gain: Nutrition and Diet, Nutrition Counseling, Nutrition Education, Meal Planning And Preparation, Nutritional Assessment, Sports Medicine, Exercise Science, Scientific Methods, Health Assessment, Patient Education And Counseling, Food and Beverage, Health Promotion, Athletic Training, Regulatory Compliance, Clinical Nutrition, Psychology, Medical Science and Research, Life Sciences
Status: Free Trial
Category: Credit offered
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
Status: Free Trial
Category: Credit offered
Real Madrid Graduate School Universidad Europea
Sports Nutrition and Training: Innovation Assets
Skills you'll gain: Team Collaboration, Physical Stamina, Performance Analysis, Sports Medicine, Nutrition and Diet, Athletic Training, Exercise Science, Injury Prevention, Coaching, Nutrition Education, Innovation, Automation, AI Personalization, Leadership, Teamwork, Performance Reporting, Technology Solutions, Data Management, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months
Category: New
Status: Free Trial
Category: Credit offered
National Academy of Sports Medicine
Science of Fat Metabolism
Skills you'll gain: Nutrition Counseling, Nutrition and Diet, Exercise Science, Sports Medicine, Nutrition Education, Physiology, Endocrinology, Stress Management, Biochemistry
Status: Free Trial
Category: Credit offered
University of Michigan
Healthy and Sustainable Foods and Products
Skills you'll gain: Sustainable Development, Sustainable Design, Sustainable Systems, Nutritional Assessment, Sustainable Technologies, Nutrition and Diet, Product Lifecycle Management, Product Development, Social Determinants Of Health, Sustainability Standards, Environmental Issue, Environment Health And Safety, Food and Beverage, Product Improvement, Environment, Health Assessment, Public Health, Chemistry, Risk Analysis, Sustainable Engineering
Status: Free Trial
Category: Credit offered

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

Science of Diet and Exercise: National Academy of Sports Medicine
Building a Healthy Plate: Tufts University
Coaching Nutrition for Changing Bodies and Lives: ISSA (International Sports Sciences Association)
Nutrition Mastery for Fitness and Wellness: National Academy of Sports Medicine
Aligning Diet and Exercise: National Academy of Sports Medicine
Stanford Introduction to Food and Health: Stanford University
Weight Management: Beyond Balancing Calories: Emory University
Nutrition Education for the Consumer: National Academy of Sports Medicine
Holistic Weight Management: National Academy of Sports Medicine
Sports Nutrition and Training: Innovation Assets: Real Madrid Graduate School Universidad Europea

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.