Nattokinase is an alkaline serine protease, a new type of natural thrombolytic active substance. It is composed of 275 amino acid residues and has the advantages of high activity, long half-life in the body, strong specificity, and low risk of allergic reactions.
Nattokinase is an effective functional food for preventing cardiovascular and cerebrovascular diseases.
| Item | Specification | Result | Method |
| Maker Compounds | NLT20000FU/G NattoKinase | 21730FU/G | UV |
| NMT Vit K2 10ppm | Conforms | HPLC | |
| Purine | Negative | HPLC | |
| Organoleptic | |||
| Appearance | Fine Powder | Conforms | Visual |
| Color | Light yellow-Yellow white | Conforms | GB/T 5492-2008 |
| Odor | Characteristic | Conforms | GB/T 5492-2008 |
| Taste | Characteristic | Conforms | GB/T 5492-2008 |
| Part Used | Seeds | Conforms | / |
| Drying Method | Freeze drying | Conforms | / |
| Physical Characteristics | |||
| Particle Size (80 mesh) | 90.0%pass 80mesh | Conform | GB/T 5507-2008 |
| Moisture | <5.0% | 4.10% | GB 5009.3 |
| Ash Content | <5.0% | 2.60% | GB 5009.4 |
| Solvent Residue | Eur Pharm | Conform | NLS-QCS-1007 |
| Heavy metals | |||
| Total Heavy Metals | <10ppm | Conform | GB 5009.11 -2014 |
| As | <2.0ppm | Conform | GB 5009.11-2014 |
| Pb | <2.0ppm | Conform | GB 5009.12-2017 |
| Cd | <0.5ppm | Conform | GB 5009.15-2014 |
| Hg | <0.5ppm | Conform | GB 5009.17-2014 |
| Pesticide Residue | |||
| 666 | <0.2ppm | Conform | GB/T5009.19-1996 |
| DDT | <0.2ppm | Conform | GB/T5009.19-1996 |
| Microbiological Tests | |||
| Total Plate Count | <1,000cfu/g | Conform | GB 4789.2-2016 |
| Total Yeast & Mold | <100cfu/g | Conform | GB 4789.15-2016 |
| Coli | Negative | Negative | GB 4789.3-2016 |
| Salmonella | Negative | Negative | GB 4789.4-2016 |
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