Saw palmetto berries are rich in free fatty acids, lauric acid, palmitic acid and other active ingredients. Saw palmetto extract has a variety of pharmacological effects such as anti-inflammatory and antioxidant.
It has a variety of medicinal properties. In the United States, saw palmetto extract is a commonly used dietary supplement, usually sold as a health food in the form of capsules or tablets on the market, and other forms also include tinctures and liquids.
| Botanical Name | Serenoa repens | |
| Used Part | Fruit | |
| Test items | Specifications | Test Methods |
| Asssay | ≥ 45.0% Fatty acid | GC |
| Solvent Extraction | Water and Alcohol | |
| Appearance | White Fine Powder | Visual |
| Odor and Taste | Characteristic | Organoleptic |
| Sieve analysis | 90% through 80 mesh | 80 Mesh Screen |
| Loss on Drying | ≤5.0 % | 105℃/2 hrs |
| Total Ash | ≤5.0 % | GB 5009.4-2016 |
| Bulk Density | 40~60 g/100mL | GB/T 18798.5 |
| Tap Density | 60~90g/100mL | GB/T 18798.5 |
| Lead (Pb) | ∠3.0mg/kg | ICP-MS |
| Arsenic (As) | ∠2.0mg/kg | ICP-MS |
| Cadmium (Cd) | ∠1.0mg/kg | ICP-MS |
| Mercury (Hg) | ∠0.1mg/kg | ICP-MS |
| Solvents Residue | ∠5000 mg/kg | GC |
| Total Aerobic Count | ≤ 1000cfu/g | GB 4789.2 |
| Yeast and Moulds | ≤ 100cfu/g | GB 4789.15 |
| E-Coli | Negative | GB 4789.3 |
| Salmonella | Negative | GB 4789.4 |
| Staphylococcus Aureus | Negative | GB 4789.10 |
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