Dietary Supplement Ingridient Database

Contact Us

The Program Manager is Karen Andrews, who can be reached at Karen.Andrews@usda.gov

The Methods and Application of Food Composition Laboratory (MAFCL) Research Leader is Dr. James Harnly.

DSID is within the Food and Nutrition Research at MAFCL, led by Dr. Pamela Pehrsson, who can be reached at Pamela.Pehrsson@usda.gov

For general inquiries and specific DSID questions, you can contact us by:


Dietary Supplement Ingridient Database