NutritionFacts.org is a science-based nonprofit organization founded by Dr. Michael Greger, dedicated to providing free, evidence-based nutrition and lifestyle medicine information. Established in 2003, it operates as a 501(c)(3) nonprofit, offering a non-commercial public service without advertisements or corporate sponsorships.

The organization aims to improve public health by delivering the latest nutrition research in an accessible format. It features over 2,000 bite-sized videos, blogs, podcasts, and infographics that cover various aspects of healthy eating and nutrition. NutritionFacts.org also provides daily updates and multilingual accessibility, including a Spanish-language site and captions in multiple languages. The focus is on promoting the benefits of a whole food, plant-based diet for wellness and disease prevention.

Led by Dr. Greger, who donates proceeds from his books to charity, NutritionFacts.org is funded primarily through individual donations. The organization encourages tax-deductible contributions to support its mission of providing accurate health and nutrition information to a global audience.