Shaanxi LonierHerb Bio-Technology Co., Ltd is one of the most professional manufacturers and suppliers of leek seed extract in China, featured by quality products and good price. Please rest assured to wholesale bulk natural leek seed extract for sale here from our factory. Contact us for free sample.
1. Product Information
Leek Seed Extract is extracted from the seed of Semen Allii Tuberosi. Its main components include alkaloids, nucleosides, steroidal saponins, volatile oils, unsaturated fatty acids and other active ingredients. Mature seeds are flat ovate or semiovate, 2 to 4 mm long and 1.5 to 3 mm wide, black on the surface, protruding on one side, rough, with fine reticular wrinkles, and the other side is slightly concave, and the wrinkles are not obvious. The apex is blunt, the base is slightly pointed, and the hilum of a little protuberance can be seen. Hard in texture, specific in gas, slightly spicy in taste. Black, full grain, and no impurities are preferred.

2. The chemical content of Allium Tuberosum
The contents of fat, dietary fiber, crude protein, vitamin B1, vitamin B2 and niacin in leek seeds are all high, of which fat accounts for 15.8%, dietary fiber accounts for 18.2%, and crude protein accounts for 12.3%. Leek seeds also contain a large number of essential mineral elements and amino acids, such as iron, calcium, zinc in mineral elements and isoleucine, tryptophan, methionine, etc. in amino acids, among which the content of methionine is relatively high.
3. Technical Data Sheet
Product Information | ||
Product Name | Allium Tuberosum Extract Powder | |
Latin Name | Semen Allii Tuberosi | |
Used Part | Seed | |
Test items | Specifications | Test Methods |
Active Ingredients | ||
Extract Ratio | 10:1 | TLC |
Appearance | Yellow Brown 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 | 50~80g/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 |
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 |
4. Product Functions
The product functions comes from the Internet, please follow the doctor‵s advice for specific usage and dosage.
1) Invigorating the kidney and warming yang
It is warm in nature, pungent in taste, and has the effect of invigorating the kidney and yang, so it can be used for the treatment of impotence, nocturnal emission, premature ejaculation and other diseases;
2) Liver and stomach
It contains special ingredients such as volatile essential oils and sulfides, and emits a unique spicy smell, which helps to soothe liver qi, increase appetite, and enhance digestive function.
3) Laxative
It contains a lot of vitamins and crude fiber, which can improve gastrointestinal motility, treat constipation, and prevent colon cancer.
4) Activating Qi and regulating blood
Its pungent smell has the effect of dispersing blood stasis and promoting blood circulation, promoting qi and stagnation, and is suitable for bruises, nausea, enteritis, vomiting blood, chest pain and other symptoms.

5. Product Application
1) Applied in function food field.
2) Applied in healthcare product field.
3) Applied in medicine field.
6. FAQ

7. Our Guarantee
1) Pre-shipment Samples is available for your confirmation before the bulk goods shipments.
2) Manufacturing Date is not older than 2 months at the time of order.
3) As per your quantity, we will choose the best mode of transportation, by sea , by air or by international courier company.
8. Contact us

For the further information of Leek Seed Extract, please contact and enquiry LonierHerb factory directly, Free Samples, COA, MSDS, Allergen List and so on will be sent to you at the first time. Your satisfaction is our first priority. THANK YOU ! Email: info@lonierherb.com Whatsapp/Wechat: +86-18189137076
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