| Type: | Plant Extracts |
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| Transport Package: | Carton |
| Specification: | 80-100mesh |
| Trademark: | NatureChoice |
| Origin: | Jia County, China |
| Samples: |
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| Customization: |
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Immune Enhancing Supplements Quercetin
Description of Quercetin
Quercetin is a potent antioxidant and has anti-inflammatory activity, protecting cellular structures and blood vessels
from the damaging effects of free radicals. It improves blood vessel strength.
Quercetin inhibits the activity of catechol-O-methyltransferase that breaks down the neurotransmitter norepinephrine.
This effect may lead to elevated levels of norepinephrine and an increase in energy expenditure and fat oxidation.
It also means Quercetin acts as an antihistamine leading to relief of allergies and asthma.
Specification of Quercetin
| Product Name | Quercetin |
| Botanical Source | Sophorae Japonica L. |
| TEST | SPECIFICATION |
| Appearance | Yellow powder |
| Particle size | 95% pass through Sieve # 80 mesh |
| Bulk density | ≥0.20gm/cc |
| Heavy metals | ≤10ppm |
| Arsenic(As) | ≤2ppm |
| Lead (Pb) | ≤2ppm |
| Mercury(Hg) | ≤1ppm |
| Cadmium(Cd) | ≤1ppm |
| Sulphated Ash | ≤0.30% |
| Loss on drying | ≤12.0% |
| Assay | ≥95.0% |
| Total plate count | ≤1000cfu/g |
| Mould & Yeast | ≤100cfu/g |
| E.Coli | Negative |
| Salmonella | Negative |
| Staphylococcus | Negative |
Function of Quercetin
1.Expel phlegm and arrest coughing, it can also be used as anti-asthmatic;
2. Quercetin has anticancer activity, inhibits PI3kinase activity and slightly inhibits PIP Kinase activity; reduces cancer cell growth via type II estrogen receptors
3. Inhibit histamine release from basophils and mast cells;
4. Control the spread of certain viruses within the body;
5. Quercetin may also be beneficial in the treatment of dysentery, gout, and psoriasis.
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