Amino Acid Ingredient
L-Citrulline is a white crystalline or crystalline powder used as an amino acid ingredient in dietary supplement and sports nutrition formulations. The product is supported by a documented Certificate of Analysis for batch-level quality review.
Product Identity
L-Citrulline is the L-form of the amino acid citrulline. Its chemical identity can be established through standard identifiers used in ingredient specifications and technical documents.
Reference Batch
Batch information from the supplied Certificate of Analysis.
Technical Specification
The following table presents the specification and reference batch results reported on the supplied Certificate of Analysis.
| Test Item | Specification | Reference Batch Result |
|---|---|---|
| Chemical & Physical Properties | ||
| Appearance | White crystalline or crystalline powder | Conforms |
| Identification | Conforms | Conforms |
| Specific rotation [α]D20 | +24.5° to +26.8° | +25.84° |
| pH | 5.0 to 7.0 | 6.16 |
| State of solution | Not less than 98.0% | 98.7% |
| Assay | 99.0% to 101.0% | 99.51% |
| Inorganic Parameters | ||
| Chloride | Not more than 0.02% | Conforms |
| Ammonium | Not more than 0.02% | Conforms |
| Sulfate | Not more than 0.02% | Conforms |
| Arsenic | Not more than 1 ppm | Conforms |
| Iron | Not more than 10 ppm | Conforms |
| Heavy metals | Not more than 10 ppm | Conforms |
| Physical Quality Parameters | ||
| Loss on drying | Not more than 0.30% | 0.12% |
| Residue on ignition | Not more than 0.10% | 0.05% |
Ingredient Forms
L-Citrulline and citrulline malate are distinct ingredient forms. The appropriate form depends on the composition and specifications required for the finished formulation.
A single amino acid ingredient. The material presented on this page is L-Citrulline identified by CAS 372-75-8.
A combination of citrulline and malic acid. It is a separate ingredient form with its own composition and specification.
Application Areas
L-Citrulline is used as an amino acid ingredient in dietary supplement and sports nutrition products across several finished-product formats.
Used in sports nutrition formulas, including pre-workout and amino acid products.
Used in supplement powders, capsules, tablets and blended ingredient formulas.
Incorporated into dry nutrition products where a defined amino acid ingredient is required.
Combined with other amino acid ingredients in multi-ingredient formulations.
Product Supply
Packaging and storage information follows the supplied Certificate of Analysis.
Handling
Keep the container dry and tightly closed. Store in a cool, well-ventilated place. Keep away from heat and oxidizing agents.
Send your required quantity, application and destination to discuss the applicable product specification, batch documentation, packaging and quotation.
