Pueraria mirifica, also known as Kwao Krua or White Kwao Krua, is a root found in northern and north eastern Thailand and Myanmar. Kwao Krua is a native herbal plant found in deep forests of the northern region of Thailand. Researchers in the last few years have examined its properties and assessed its possible medical uses.
| Item | Specification | Test result |
| Physical Control | ||
| Appearance | Brown yellow Powder | Conforms |
| Odor | Characteristic | Conforms |
| Taste | Characteristic | Conforms |
| Part Used | Root | Conforms |
| Loss on Drying | ≤5.0% | Conforms |
| Ash | ≤5.0% | Conforms |
| Particle size | 95% pass 80 mesh | Conforms |
| Allergens | None | Conforms |
| Chemical Control | ||
| Heavy metals | NMT 10ppm | Conforms |
| Arsenic | NMT 2ppm | Conforms |
| Lead | NMT 2ppm | Conforms |
| Cadmium | NMT 2ppm | Conforms |
| Mercury | NMT 2ppm | Conforms |
| GMO Status | GMO Free | Conforms |
| Microbiological Control | ||
| Total Plate Count | 10,000cfu/g Max | Conforms |
| Yeast & Mold | 1,000cfu/g Max | Conforms |
| E.Coli | Negative | Negative |
| Salmonella | Negative | Negative |
1. Dilating blood vessels, increasing coronary blood flow, antithrombotic effect, inhibiting platelet aggregation,reducing blood viscosity and promoting blood micro-cycle;
1. Applied in food field, Kudzu Root Extract can be used in foods and health products
2. Applied in pharmaceutical field,
3. Applied in cosmetics field