ornithine

Drug ingredient

CAS 70-26-8

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

US productionNot reported

Import value, 2024$503M

Top sourceChina 25%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 292249 · basket

These shares come from HS customs code 292249, which covers 170 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 25%ChinaIN 17%IndiaSG 13%SingaporeIT 9%ItalyCH 7%Switzerland

Argentina
Poland
Portugal
Lithuania
Ukraine
Finland
Spain
Egypt
Sweden
Austria
Israel
Latvia
Belgium
Ireland
Mexico
Australia
Peru
Czech Republic
Colombia
Hong Kong

6 FDA-registered drug labelers

BioActive Nutritional, Inc.

Deseret Biologicals, Inc.

Energique, Inc.

Liddell Laboratories, Inc.

Nutritional Specialties, Inc.

Professional Complementary Health Formulas

Why It Matters

Sectors

Health

Downstream Uses

Appears in 11 drug and cosmetic product listings (FDA).

•Electrolyte Plus
•Strength F
•A L O Formula
•Strength M
•Metabatone
•Vital Skin Hair Nails
•OB Metab
•Muscle/Ligament/Cartilage Drops 5015

Show all 11

•Recovatone
•A-L-O Liquid Drops 2082
•Growth Hormone Drops 2160

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Chemical Identity

CAS70-26-8

PubChem CID6262

DTXSIDDTXSID00883219

FormulaC5H12N2O2

Mol. Weight132.16 g/mol

SMILESC(CC(C(=O)O)N)CN

Data Sources

PubChem · compound 6262Retrieved 2026-04-07
EPA TSCA InventoryRetrieved 2026-04-24
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

ornithine (CAS 70-26-8) https://chemicalindependence.com/chemical/70-26-8/ PubChem: 6262. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/6262 EPA TSCA Inventory: CAS 70-26-8. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 292249 for CAS 70-26-8. Reporting year: 2024. https://usatrade.census.gov/