The main plant source of Pueraria lobata is the dried roots of leguminous plants Pueraria lobata, Pueraria lobata or Pueraria lobata vine.
Pueraria lobata extract is a rich source of isoflavones. Puerarin, daidzein and daidzin are some of the isoflavones found in pueraria.
| Item | Specification(10:1) | Result | Method |
| Appearance | brown powder | Complies | Visual |
| Odor | Characteristic | Complies | Organoleptic |
| Taste | Characteristic | Complies | Organoleptic |
| Drying Method | Vacuum drying | Complies | / |
| Loss on Drying | ≤10.0% | 4.30% | TQ-104(105°C/2h) |
| Ash (Sulphated Ash) | ≤10.0% | 5.56% | TQ-104(525°C/3h) |
| Particle Size | NLT 100% Through 80 mesh | Complies | AOAC973.03(TQ_106) |
| Total Heavy Metals | ≤10ppm | Complies | ICP/MS AOAC 993.14 |
| Lead(Pb) | ≤1ppm | Complies | ICP/MS AOAC 993.14 |
| Arsenic(As) | ≤1ppm | Complies | ICP/MS AOAC 993.14 |
| Cadmium (Cd) | ≤1ppm | Complies | ICP/MS AOAC 993.14 |
| Mercury(Hg) | ≤0.05ppm | Complies | ICP/MS AOAC 993.14 |
| Total Plate Count | ≤10,000cfu/g | 5000cfu/g | AOAC996. 23 |
| Total Yeast & Mold | ≤1,000cfu/g | 100cfu/g | (BAM) 7th Ed. |
| E.Coli | Negative | Negative | USP33,NF28,2010 |
| Salmonella | Negative | Negative | USP33,NF28,2010 |
| Staphylococcus | Negative | Negative | USP33,NF28,2010 |
| Conclusion | The product meet the testing requirements | ||