citrulline
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
4 FDA-registered drug labelers
Deseret Biologicals, Inc.
Qingdao Biopeptek Co., Ltd.
Qingdao Qinzeyuan Biotechnology Co., Ltd
ZHEJIANG TOP MEDICINE CO., LTD
Why It Matters
Sectors
Health
Downstream Uses
Appears in 1 drug and cosmetic product listings (FDA).
- •Vascuflow
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
Vendor Pricing
$1.94/gAaron Chemicals LLC
CountryHong Kong
Pack$194.00 / 100 g
Purity98%
Vendors23 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
22 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $2.23 | 100 g | 98% |
| Combi-Blocks, Inc. | United States | $4.70 | 100 g | 97% |
| A2B Chem LLC | United States | $4.72 | 25 g | 97% |
| BLD Pharmatech GmbH | Germany | $5.25 | 100 g | 97% |
| BLD Pharmatech Ltd. | China | $5.25 | 100 g | 97% |
| AA BLOCKS | United States | $5.28 | 25 g | 97% |
| BLD Pharmatech Co., Limited | United States | $5.29 | 100 g | 97% |
| Ambeed, Inc. | United States | $5.29 | 100 g | 97% |
| Interbioscreen | Hong Kong | $17.00 | 10 g | 95% |
| MedKoo Biosciences, Inc | United States | $22.00 | 25 g | 98% |
| AK Scientific, Inc. | United States | $26.00 | 1 g | 97% |
| Angene International Limited | United States | $76.00 | 1 g | 97% |
| TargetMol Chemicals EU | Austria | $80.00 | 500 mg | 99.99% |
| AstaTech (2 weeks) | United States | $80.00 | 1 g | 95% |
| MedChemExpress MCE | Sweden | $125.84 | 500 mg | 99.88% |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| Otava, Ltd. | Ukraine | $2280.00 | 50 mg | 95% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 95% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 97% |
| Vitas M Chemical Limited | Hong Kong | $9000.00 | 10 mg | 90% |
| Princeton BioMolecular Research (SC) | United States | $10500.00 | 10 mg | 90% |
Chemical Identity
CAS372-75-8
PubChem CID9750
DTXSIDDTXSID80883373
FormulaC6H13N3O3
Mol. Weight175.19 g/mol
SMILESC(CC(C(=O)O)N)CNC(=O)N
Data Sources
97502026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/citrulline/cids/JSON
Archive: data/sources/pubchem_name/citrulline.json
CAS 372-75-82026-04-24
https://www.epa.gov/tsca-inventory
Archive: data/sources/tsca/tsca_inventory.csv
bulk match2026-04-07
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json