welcome to the

World's largest nutrition school

Learn More


Graduation Hat

Sample one of our life-changing classes now

Please provide your country code if outside USA

Stay up to date with news and offers from IIN. Privacy Policy

Integrative Nutrition empowers you to launch an exciting new career and build a life you love.

Study Nutrition Online Anytime, Anywhere

Discover over 100 different dietary theories and learn from the world’s top nutrition experts.

Become a health coach in just one year

We give you all the tools and step-by-step training you need to build your business and start seeing clients while you’re still in school.

Join a movement to change the world

Join over 50,000 students and grads in 122 countries around the world who are creating a health revolution.

What Our Visiting Teachers are Saying