Based on the multiple effects of L-theanine in regulating amino acid metabolism, inhibiting inflammatory factors, and improving gut microbiota structure, research suggests that it be developed into a dietary supplement to improve metabolic syndrome.
| CERTIFICATION OF ANALYSIS | |||||||||||
| Product Name: | L-Theanine | Report Date: 2025.09.13 | |||||||||
| Manufacture Date: | 2025.09.13 | Retest Date: 2027.09.12 | |||||||||
| Batch No.: | 20250913 | Quantity: 1000kg | |||||||||
| Item | Specification | Result | |||||||||
| Appearance | White crystalline or crystalline powder | Conforms | |||||||||
| Solubility | Clear colorless | Clear colorless | |||||||||
| Specific rotation [α]D20 | +7.7 °to +8.5 ° | +8.1 ° | |||||||||
| pH | 5.0 to 6.0 | 5.65 | |||||||||
| Loss on drying | Not more than 1.0% | 0.06% | |||||||||
| Residue on ignition | Not more than 0.20% | 0.06% | |||||||||
| Chloride | Not more than 0.02% | Conforms | |||||||||
| Sulfate | Not more than 0.02% | Conforms | |||||||||
| Heavy metals | Not more than 10ppm | Conforms | |||||||||
| Iron | Not more than 10ppm | Conforms | |||||||||
| Lead | Not more than 0.5ppm | Conforms | |||||||||
| Arsenic | Not more than 2ppm | Conforms | |||||||||
| Mercury | Not more than 0.1ppm | Conforms | |||||||||
| Cadmium | Not more than 1ppm | Conforms | |||||||||
| Total Plate Count | Not more than 1000cfu/g | Conforms | |||||||||
| Mold and yeasts | Not more than 100cfu/g | Conforms | |||||||||
| Salmonella | Negative/25g | Conforms | |||||||||
| E.Coli | Negative | Conforms | |||||||||
| Assay | 98.0% to 102.0% | 99.05% | |||||||||
| Conclusion : | The Products Conforms to JP2000 standard. | ||||||||||
| Packing info&Storage condition | 25KG/ Drum, packed with 2-tier polyethylene bag as inner. Keep container dry and tightly closed;Keep in a cool well-ventilated place;Keep away from heat and oxidizing agents. |
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