Shaanxi LonierHerb Bio-Technology Co., Ltd is one of the most professional manufacturers and suppliers of yam root powder in China, featured by quality products and good price. Please rest assured to wholesale bulk natural yam root powder for sale here from our factory. Contact us for free sample.
Product Information
Yam Root Powder is rich in protein, vitamins and a variety of amino acids and minerals, which can not only nourish the qi of spleen, lung and kidney, but also nourish the Yin of spleen, lung and kidney.
Lonierherb Natural Vegetable Powder is crafted from 100% fresh, organically grown vegetables, each scoop is a concentrated burst of vitamins, minerals, and antioxidants without any artificial additives, preservatives, or fillers.
This product is the dried rhizome of Dioscorea diosciaceae. From November to December, it is excavated, the roots are cut off, the soil is washed, the outer skin is scraped off with a bamboo knife, and dried or dried, that is, hairy yam. Choose thick hairy yam, soak it evenly with water, then heat it slightly, and cover it with a quilt to keep it moist and stuffy, then put it on a wooden board and knead it into a cylindrical shape, cut both ends together, dry and polish, that is, Light Yam.

Technical Data Sheet
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Product Information |
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Product Name |
Yam Root Powder |
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Botanical Name |
Dioscorea opposita |
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Used Part |
Root |
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Test Items |
Specifications |
Test Methods |
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Appearance |
Off-white to white powder |
Visual |
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Odor and Taste |
Characteristic |
Organoleptic |
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Sieve analysis |
90% through 80 mesh |
80 Mesh Screen |
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Loss on Drying |
≤10.0 % |
105℃/2 hrs |
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Total Ash |
≤5.0 % |
GB 5009.4-2016 |
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Lead (Pb) |
∠3.0mg/kg |
ICP-MS |
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Arsenic (As) |
∠2.0mg/kg |
ICP-MS |
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Cadmium (Cd) |
∠1.0mg/kg |
ICP-MS |
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Mercury (Hg) |
∠0.1mg/kg |
ICP-MS |
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Total Aerobic Count |
≤1000cfu/g |
GB 4789.2 |
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Yeast and Moulds |
≤100cfu/g |
GB 4789.15 |
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E-Coli |
Negative |
GB 4789.3 |
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Salmonella |
Negative |
GB 4789.4 |
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Staphylococcus Aureus |
Negative |
GB 4789.10 |
Product Functions
1) Tonic and anti-aging
It is sweet, cool in nature and enters the lung, spleen and kidney meridians. The youth factor DHEA in yam is higher than that of ordinary yam, and its main health benefits are anti-aging, enhancing immune function and improving sexual function.
2) Strong and beautiful
It contains mucus protein, which can supply a large amount of various glycoproteins to the human body, which can increase the lubricity of mucous membranes and skin and reduce the accumulation of subcutaneous fat. It is a good beauty food and plays a role in beauty and fitness.
3) Strengthen the spleen and stomach
It contains amylase, polyphenol oxidase and other substances, which are beneficial to the digestion and absorption of the spleen and stomach.
4) Yifei and relieving cough
It contains saponins and mucus, which have lubricating and moisturizing effects, so it can benefit lung qi, nourish lung yin, and treat lung deficiency and chronic cough.
5) Lower blood sugar
It contains mucin, which has a blood sugar lowering effect
6) Longevity
It contains a large amount of mucoprotein, vitamins and trace elements, which can effectively prevent the precipitation of blood lipids in the blood vessel wall, prevent cardiovascular diseases, and achieve the effect of nourishing the mind, soothing the nerves, and prolonging life.

The benefits of eating yam powder for women
1) Replenish and strengthen the body
2) Nourishes the lungs and moistens dryness
It is a natural product for nourishing the lungs and moistening dryness.
3) Treat diarrhea
It is also good for treating diarrhea. When the seasons change, many people will have diarrhea, and it is recommended to eat some yam at this time.
4) Solid stop belt
Chinese yam has a good function of invigorating the spleen and removing dampness, solidifying astringency and stopping the belt
5) Soothing and removing dryness
It can nourish body fluid and moisten dryness, nourish the skin and hair, so it has a cosmetic effect. In autumn, the skin is very easy to dry, which makes people‵s hair wither and loses their appearance. Therefore, eating more yam can moisturize the skin and hair.
Our Service
▲ Before-sales Service
1) A small samples for your testing in advance
2) Strong technical supports from our factory
3) Full set of technical data, as COA, MOA, MSDS, Process Flow and so on.
4) The cargoes manufacturing date is not older than 2 months at the time of order.
▲ After-Sales Service
1) Provide latest information of your shipment in-time.
2) Assist customers to complete customs clearance quickly
3) Confirm that the goods are in good condition or not.
4) Regularly track the use of goods
Our Main Product
1) Natural Herbal Extract
2) Fruit and Vegetables Powder
3) Natural Colour
4) Cosmetic Ingredient
5) Micro-encapsulation Lipids Powder
6) Food Additives
Packing and Shipment

Our Factory

If you have any questions, please contact us freely.
Email: info@lonierherb.com Whatsapp/Wechat: +86-18189137076
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