ESHA Research - Nutrition Database API

The ESHA Research Nutrition Database API provides high end services to help build nutrition oriented web applications. Whether you need to merely search for food information or analyze diets or recipes, the Nutrition Database API will support you with our industry-leading ESHA Nutrient Database. The ESHA Nutrient Database follows stringent protocols for quality and is the industry hallmark for completeness and accuracy. The combination of your imagination and our top-notch nutrient database will make a powerful and compelling combination, for developers in any niche!

All the information needed to use the API can be found here at the developer portal, including an open-source demo application, interactive API console, and substantial documentation.