leucine
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
18 FDA-registered drug labelers
Ajinomoto Health & Nutrition North America Inc.
B. Braun Medical Inc.
Baxter Healthcare Company
Baxter Healthcare Corporation
BioActive Nutritional, Inc.
Deseret Biologicals, Inc.
Energique, Inc.
Fresenius Kabi USA, LLC
Guna spa
ICU Medical Inc.
Liddell Laboratories, Inc.
Nutritional Specialties, Inc.
PharmaZell GmbH
Professional Complementary Health Formulas
Professional Compounding Centers of America
Shanghai Ajinomoto Amino Acid Co., Ltd.
Shanghai Plumino Amino Acid Co., Ltd.
Temple Health Nutrition, LLC
Why It Matters
Sectors
Health
Downstream Uses
Appears in 23 drug and cosmetic product listings (FDA).
- •Aminosyn-PF
- •Electrolyte Plus
- •Strength F
- •Plenamine
- •Kabiven
- •Clinimix
- •L-Leucine High 7414
- •Clinimix E
Show all 23
- •Clinisol
- •Strength M
- •ProSol
- •TrophAmine
- •TH-101
- •Aminosyn II
- •Metabatone
- •Vital Skin Hair Nails
- •Osteobios
- •Travasol
- •Recovatone
- •Perikabiven
- •ANTI AGE SKIN
- •Metab
- •Premasol - sulfite-free (Amino Acid)
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
$0.16/gAaron Chemicals LLC
CountryHong Kong
Pack$79.00 / 500 g
Purity98%
Vendors24 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
23 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 | $0.17 | 500 g | 98% |
| A2B Chem LLC | United States | $0.27 | 1 kg | 98% |
| Acrotein ChemBio, Inc. | United States | $0.28 | 1 kg | — |
| AA BLOCKS | United States | $0.29 | 1 kg | 98% |
| Combi-Blocks, Inc. | United States | $0.30 | 500 g | 98% |
| Fluorochem EU | Germany | $0.38 | 100 g | 98% |
| AK Scientific Specialized | United States | $0.43 | 100 g | 95% |
| AK Scientific, Inc. | United States | $0.57 | 100 g | 98% |
| BLD Pharmatech GmbH | Germany | $0.71 | 1 kg | 97% |
| BLD Pharmatech Ltd. | China | $0.71 | 1 kg | 97% |
| BLD Pharmatech Co., Limited | United States | $0.84 | 500 g | 97% |
| Ambeed, Inc. | United States | $0.84 | 500 g | 97% |
| MedChemExpress MCE | Sweden | $1.05 | 100 g | 99.95% |
| Angene International Limited | United States | $1.23 | 100 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $6.25 | 25 g | 99% |
| Sigma-Aldrich | Germany | $6.25 | 25 g | 99% |
| TargetMol Chemicals | China → United States | $29.00 | 1 g | 98.66% |
| Molnova | China | $74.00 | 500 mg | 99% |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| Otava, Ltd. | Ukraine | $460.00 | 250 mg | 90% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 98% |
Chemical Identity
CAS61-90-5
PubChem CID6106
DTXSIDDTXSID9023203
FormulaC6H13NO2
Mol. Weight131.17 g/mol
SMILESCC(C)CC(C(=O)O)N
Data Sources
61062026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/leucine/cids/JSON
Archive: data/sources/pubchem_name/leucine.json
CAS 61-90-52026-04-24
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