Substances & reference · openFDA

UNII codes

Unique Ingredient Identifiers: the code FDA assigns each ingredient, with its preferred name. 176,491 records; openFDA updated it 2026-09-26. About this dataset

Records

Wholesale access for licensed clinicians.

Free to join: your NPI is checked against the federal registry at signup, then wholesale pricing and the professional shelves open.

Data from openFDA, FDA's public API. FDA says not to rely on it to make decisions about medical care and to treat every result as unvalidated; confirm against FDA's own record and the product labeling. Not medical or legal advice.