USDA National Nutrient Database for Standard Reference
- Coverage Dates: Current since 1992
- Update Frequency: new information released as needed
The USDA National Nutrient Database for Standard Reference (SR) is the major source of food composition data in the United States. It provides the foundation for most food composition databases in the public and private sectors. As information is updated, new versions of the database are released.
Express Link (bookmark): http://www.galileo.usg.edu/express?link=usda-gso1