Product Description
Our purple Ube powder, derived from the nutrient-rich tubers of Dioscorea alata (purple yam), is meticulously processed into a fine, deep purple powder. This unique product boasts a uniform, natural color and a subtle, earthy aroma, as if capturing the very essence of purple yam in every particle.
Each scoop of this powder retains the purple yam's original nutritional content and natural flavor. Rich in various active compounds, it's a dual guarantee of nutrition and health. When mixed with liquid, it creates a smooth, velvety texture with a delicate sweetness that melts on your tongue, offering endless enjoyment.
Whether you start your day with a warm cup for an energy boost, add a touch to your porridge for enhanced nutrition, or incorporate its deep purple hue into baked goods and beverages, it blends seamlessly, infusing your food with unique nutrition and flavor. Choosing our purple yam powder means embracing nourishment from nature, ensuring health and deliciousness are always by your side.
Main Active Ingredients
Anthocyanins: Purple yam is exceptionally rich in anthocyanins, containing 60 times more than white yam. Anthocyanins are powerful antioxidants with various physiological functions, including antioxidant, anti-inflammatory, and cardiovascular protective properties.
Polysaccharides: Our purple yam powder is abundant in polysaccharides, which possess immune-modulating effects.
Mucin: This component slows down food breakdown in the intestines, helping regulate blood sugar. It's the unique slippery substance found in yams, protecting the stomach lining and promoting digestion.
Saponins: Such as diosgenin, which can regulate blood lipids, enhance vascular elasticity, and protect the digestive system.
Dietary Fiber: Aids in promoting bowel movements and improving digestive system health.
Vitamins and Minerals: Contains various nutrients including Vitamin C, B vitamins, calcium, iron, and zinc.
Certificate of Analysis
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Item |
Specification |
Result |
Method |
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Basic Product Information |
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Latin Name |
Dioscorea alata L. |
Conforms |
/ |
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Part of the Plant |
Whole herb |
Conforms |
/ |
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Country of Origin |
China |
Conforms |
/ |
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Organoleptic Data |
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Appearance |
Fine Powder |
Conforms |
Sensory |
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Color |
Purple |
Conforms |
Sensory |
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Odor |
Characteristic |
Conforms |
Sensory |
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Process Data |
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Method of Processing |
Extraction and concentration |
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/ |
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Physical Characteristics |
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Particle Size |
≥95% pass 80 mesh |
98% pass |
AOAC973.03 |
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Moisture |
≤6.0% |
5.6% |
GB/T5009.3 |
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Ash Content |
≤8.0% |
5.7% |
CP2010 |
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Heavy Metals |
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Total Heavy Metals |
<10ppm Max. |
Conforms |
GB 5009.74 |
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As |
≤0.5 ppm |
0. 11ppm |
GB/T5009. 11 |
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Pb |
≤1.0 ppm |
0.31ppm |
GB/T5009. 12 |
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Cd |
≤0.2 ppm |
0. 12ppm |
GB/T5009. 15 |
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Hg |
≤0.05 ppm |
0.012ppm |
GB/T5009. 17 |
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Microbiology |
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Total Plate Count |
≤10000 cfu/g |
1800cfu/g |
GB/T4789.2 |
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Total Yeast & Mold |
≤200 cfu/g |
40cfu/g |
GB/T4789. 15 |
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E.Coli |
Negative/ 10g |
Negative/ 10g |
SN0169 |
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Salmonella |
Negative/ 10g |
Negative/ 10g |
GB/T4789.4 |
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Shelf Life |
24 months under the conditions above and in its original packaging. |
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Storage |
Store in a cool & dry place, keep away from strong light and heat. |
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Our Production Advantages
The unique advantages of purple yam powder lie in its high nutritional value, natural color, and versatility:
Natural Anthocyanins: Unlike ordinary yam powder, it is rich in anthocyanins, which gives it not only the traditional benefits of yam but also powerful antioxidant capabilities.
Natural Colorant Source: Its natural purple color makes it an ideal natural pigment for food processing, reducing reliance on artificial colorants.
Comprehensive Nutrition: In addition to anthocyanins, it combines yam's mucin, polysaccharides, and dietary fiber, making its nutritional value more comprehensive.
Synergistic Multiple Effects: Its various benefits, including antioxidant, immune-boosting, and gastrointestinal protective effects, work synergistically, giving it a significant advantage in the health food market.
Mechanism of Action
Antioxidant Effect: Anthocyanins neutralize free radicals, reduce oxidative stress, and protect cells from oxidative damage.
Blood Sugar Regulation: Mucin slows down the breakdown of food in the intestines, thereby slowing sugar absorption and preventing sharp rises in blood sugar.
Blood Lipid Regulation: Saponin components can clear cholesterol from blood vessel walls, lower blood lipids, and enhance vascular elasticity.
Immunity Enhancement: Yam polysaccharides stimulate the proliferation and activity of immune cells, boosting the body's immune function and improving its resistance to disease.
Digestive Promotion: Dietary fiber and saponins help improve intestinal function and promote the growth of beneficial bacteria.
Main Efficacy and Functions
Antioxidant and Anti-aging: Anthocyanins can delay cell aging and reduce wrinkles. As powerful antioxidants, anthocyanins effectively combat oxidative stress, reduce free radical damage to cells, and thus help slow down aging.
Blood Sugar and Lipid Regulation: Purple yam polysaccharides and saponins help regulate blood sugar and lipid levels, playing a role in the auxiliary prevention and management of related chronic diseases.
Immunity Boost: Enhances the body's immune function and resistance.
Digestive System Protection: Mucin forms a protective film on the stomach wall, reducing gastric acid irritation to the stomach lining. Additionally, dietary fiber promotes intestinal peristalsis and improves the intestinal environment. The starches in purple yam, once processed, are more easily digestible and contain some dietary fiber, which can promote bowel movements, improve digestive function, and relieve constipation.
Cardiovascular Protection: Lowers blood lipids, enhances vascular elasticity, and improves blood circulation.
Replenishing Qi and Blood: In traditional Chinese medicine, purple yam has the effect of strengthening the spleen and kidneys, replenishing qi and blood. It is particularly suitable for individuals with qi and blood deficiency and weak spleen and stomach.
Production Process
The production process of purple yam powder typically includes the following steps:
Raw Material Selection: Selecting fresh, disease- and pest-free, high-quality purple yam.
Washing and Peeling: Thoroughly washing and peeling the outer skin.
Slicing and Drying: Slicing the purple yam into thin pieces and using low-temperature drying or vacuum freeze-drying technology to maximize the preservation of its nutritional components and natural color.
Grinding: Finely grinding the dried purple yam slices into powder.
Sieving and Packaging: Sieving the powder to remove large particles, followed by sealed packaging.

Application Areas and Specific Uses
Food Industry: Used in the production of bread, noodles, cookies, and other food products to improve their flavor, texture, and nutritional value. It can also be used in baking, added to bread, cakes, and other baked goods, not only to enhance the nutritional value of the food but also to impart a unique color and flavor.
Health Products: As a functional food additive, used in the production of health products that boost immunity, provide antioxidant benefits, and regulate blood lipids.
Cosmetics: Anthocyanins can be used in skincare products for their whitening, antioxidant, and moisturizing properties.
Why Choose Us
Founded in 2012, Shaanxi Jiuyuan Biotechnology Co., Ltd. is based at the northern foot of the Qinling Mountains in Huyi District, Xi'an City. We are a dynamic high-tech enterprise that integrates the research and development, production, and sales of plant extracts and fruit and vegetable powders. For many years, our company has been committed to delivering high-quality products and services to customers in the health food, food, and cosmetic industries, with a strong drive to lead China's plant extract industry.
We are equipped with state-of-the-art testing equipment, such as HPLC and UV spectrometers, enabling precise analysis of active ingredient content and purity. Our professional testing team provides detailed product analysis reports, ensuring product quality and safety.

We have established long-term, stable partnerships with local farmers to ensure a consistent supply of raw materials. Through contract farming and procurement, we guarantee the quality and quantity of raw materials, providing reliable material assurance to our clients.
We possess comprehensive production and warehousing facilities to meet large-volume client demands. Our factory is equipped with advanced production equipment and automated production lines, enabling efficient production of high-quality products. Our warehousing facilities provide optimal storage conditions, ensuring product quality and stability during storage.
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certifications
We maintain a comprehensive quality management system and have obtained multiple international certifications, including ISO 9001 (Quality Management System), ISO 22000 (Food Safety Management System), HACCP (Hazard Analysis and Critical Control Points), and USDA/EU Organic. These certifications demonstrate our strict control over product quality, ensuring compliance with international standards.

If you have any questions or need free samples, please send an email to: info@jiuybiotech.com
Delivery Methods, Packages And Storage
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Express Under 100kg, 3-5Days Door-to-door service easy to pick up the goods |
By Sea Over300kg, Around 30 Days Port-to-port service professional clearance broker needed |
By Air 100kg-1000kg, 5-7Days Airport-to-airport service professional clearance broker needed |
Packages and Storage:
Storage: Keep in a cool, dry, and clean place. Protect from moisture and direct light.
Bulk Package: 25kg/drum.
Lead Time: 7 days after your order.
Shelf Life: 2 years.
Remark: Customized specifications can also be achieved.

If you have any questions about the product or need a free sample, please contact me via email at elsa.marketing@jiuybiotech.com or use the inquiry form below.
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