Black Plum Powder

The bioactive matrix of black plum powder is anchored by a distinctive organic acid profile - citric acid, malic acid, succinic acid, and the heat-processing-derived compound mumefural - alongside anthocyanins, flavonoids, and triterpene acids. This multi-compound architecture supports positioning across digestive health, antioxidant defense, antimicrobial oral care, and metabolic support categories simultaneously. For formulators seeking a fruit-derived ingredient with genuine functional depth, authentic provenance, and clean-label appeal, black plum powder occupies a niche that few competing ingredients can replicate.
At Jiuyuan Biotech, our black plum powder is sourced from cultivated Prunus mume fruits in Zhejiang and Fujian - China's primary commercial production regions - processed in our ISO 9001-certified facility in Shaanxi, and standardized to verified total organic acid levels. Every batch ships with a full COA covering assay, heavy metals, pesticide residues, and microbiology.

The main active ingredients of black plum juice powder include:

• Organic Acids: Such as citric acid, malic acid, succinic acid, tartaric acid, and fumaric acid. These acidic substances give smoked plum its characteristic sour taste and possess various physiological activities.
• Polyphenols: These have antioxidant effects.
• Vitamins and Minerals: Such as vitamin C, potassium, calcium, phosphorus, and iron.
• Amino Acids: Contains 8 amino acids, including threonine, which are beneficial for human protein synthesis and metabolism.
• Carbohydrates: Provide energy.

• Antibacterial and Anti-inflammatory: The organic acids and ursolic acid in smoked plums achieve antibacterial effects by affecting cell membrane permeability, interfering with cell wall synthesis, inhibiting DNA synthesis, and suppressing bacterial division.
• Immune Regulation: The active ingredients in smoked plums may reduce excessive immune responses by regulating the balance of Th1/Th2 immune cells.
• Promoting Metabolism: Ingredients like organic acids and minerals in black plum juice powder can promote intestinal peristalsis, improve liver function, and regulate the body's acid-base balance.
• Antioxidant: Flavonoids, vitamin C, vitamin E, and other components can scavenge free radicals and reduce the expression of inflammatory factors.
• Quenching Thirst and Promoting Saliva Production: Smoked plums contain various organic acids that can stimulate salivary gland secretion through taste reflexes, increasing glandular secretions to moisturize the mouth.

• Appetite Stimulation, Aid Digestion, and Relieve Greasiness: Its unique sour taste can stimulate appetite and promote digestion, especially when consumed after a heavy meal, effectively cutting through greasiness.
• Quenching Thirst, Promoting Saliva Production, and Relieving Heat: Drinking it in a hot summer or after exercise can quickly replenish water, alleviate thirst, and have an excellent cooling effect.
• Alleviating Fatigue: The organic acids in smoked plums help inhibit lactic acid production, easing physical fatigue.
• Aiding Digestion and Improving Gastrointestinal Function: Helps promote gastrointestinal peristalsis and maintain intestinal health.
• Nourishing Lungs and Relieving Coughs: It helps alleviate symptoms such as chronic cough with little phlegm or dry cough without phlegm due to lung deficiency. It can be used alone or in combination with other medications.
• Other Health Benefits: Modern research has also found that black plum juice powder has anti-inflammatory, antibacterial, lipid-lowering, blood pressure-lowering, and immune-enhancing health benefits, helping to prevent various chronic diseases.

Production Process

• Raw Material Selection: Selecting smoked plum fruits of appropriate maturity and free from pests and diseases ensures high-quality raw materials.
• Cleaning and Processing: Thoroughly cleaning the smoked plums to remove surface impurities, dust, and microorganisms ensures product hygiene and safety.
• Extraction: Utilizing advanced extraction technologies, such as solvent extraction or ultrasonic-assisted extraction, to fully extract the active ingredients from the smoked plums, yielding an extract rich in active components.
• Concentration: Concentrating the extract by methods like evaporation to remove most water, increasing the concentration of active ingredients for subsequent processing.
• Spray Drying: Spraying the concentrated extract into a drying tower through a spray device, where it instantly dries upon contact with hot air, forming a powdered product.
• Sieving and Sterilization: Sieving the prepared powder to ensure uniform particle size; then using appropriate sterilization methods, such as irradiation or high-temperature sterilization, to kill microorganisms and ensure product quality and safety.
• Packaging: Packaging the black plum juice powder into different specifications, such as aluminum foil bags or cardboard drums, according to various application needs, for convenient storage and transportation.

Characteristics

• Retains Nutritional Components: Advanced production processes maximize the retention of nutritional components and active substances in smoked plums, ensuring product efficacy and quality.
• Good Solubility: The powder produced by spray drying has good solubility, quickly dissolving in water or other liquids, making it convenient for use in various products.
• Easy to Store and Transport: The powdered product is small in volume and light in weight, making it easy to store and transport, and it has a relatively longer shelf life, facilitating market circulation.

Black plum powder's combination of organic acid depth, anthocyanin color, distinctive flavor, and multi-mechanism bioactivity gives it a broad application footprint across supplement, functional food, and beverage categories.

Formulator's Note: In digestive health formulas, black plum powder pairs naturally with Hawthorn Berry Extract and Tangerine Peel Extract - a combination rooted in classical TCM digestive formulation (Bao He Wan lineage) with growing appeal in the Western gut health market. All three ingredients are available from Jiuyuan Biotech with matched lot documentation.

• Natural and Healthy: Made from natural smoked plum fruit, free from chemically synthesized ingredients, safe and reliable, meeting consumer demand for natural and healthy products.
• Multiple Efficacies: Not only quenches thirst and relieves heat, and stimulates appetite, but also offers multiple health benefits such as alleviating fatigue and promoting digestion, meeting diverse needs.
• Perfect Combination of Convenience and Functionality: Combines the health benefits of traditional smoked plum beverages with the convenience requirements of modern fast-paced life.
• Unique Taste, Suitable for All Ages: Its sweet and sour flavor is appealing to most people.
• High-Quality Control: Ensures product safety and effectiveness through standardized production processes and quality control.

Our in-house analytical laboratory operates the full testing panel required by US, EU, and global supplement and food ingredient markets - on every production batch.

Analytical Methods Employed:

Acid-Base Titration - Total organic acid quantification

• HPLC-DAD - Individual organic acid profiling (citric, malic, succinic acid); anthocyanin quantification; polyphenol profiling
• HPLC-UV - Mumefural identification and quantification
• TLC - Identity confirmation per Chinese Pharmacopoeia 2020 monograph for Fructus Mume
• ICP-MS - Heavy metal quantification (Pb, As, Hg, Cd)
• GC-MS - Residual solvent analysis (ICH Q3C Class 3)
• Microbiological Testing - Total plate count, yeast/mold, E. coli, Salmonella

Reference Standards Applied:

All assay methods are cross-referenced against the Chinese Pharmacopoeia (ChP 2020) monograph for Fructus Mume, United States Pharmacopeia (USP), and EU food ingredient regulations where applicable.

Batch Traceability:

Every production batch carries a unique lot number traceable from raw material intake through finished product COA. Clients receive a complete, batch-specific documentation package - analyst-signed and instrument-dated.

Key differentiator: Black plum powder is the only fruit ingredient in this comparison with a processing-derived unique marker compound (mumefural) that is absent in unprocessed fruit - a characteristic that enables authentic provenance verification and differentiates it from cheaper substitutes or adulterants.

Established in 2012, Shaanxi Jiuyuan Biotechnology Co., Ltd. is a modern high-tech enterprise located in Huyi District, Xi'an City, integrating the research and development, production, and sales of natural plant extracts and fruit and vegetable powders. For many years, the company has focused on providing customized solutions for health products, functional food, and cosmetic enterprises, striving to become a leader in China's plant extract industry and extend the health benefits of natural plants to more people.

The company has built modern industrial facilities spanning approximately 70,000 square meters, including a 2,000-square-meter 100,000-grade cleanroom. We have introduced 10 advanced production lines covering crude extraction, fine extraction, microencapsulated powder production, cosmetics, and animal nutrition product raw material manufacturing. Our annual production capacity exceeds 6,000 tons, further enhancing our production system and comprehensive production capabilities to meet diverse market demands.

Shaanxi Jiuyuan Biotechnology emphasizes product quality through a comprehensive quality control system, implementing scientific quality management at every production stage, strictly controlling operational procedures, and ensuring the traceability of each batch of products. We have obtained numerous domestic and international industry certifications and qualifications, including cGMP, EU/USDA ORGANIC, SC Food Production License, ISO9001, ISO22000, FSSC22000, Health Food Raw Material Production License, HACCP, Kosher, Halal, and FDA. Our advanced production facilities, testing and control center, and robust quality control system ensure the safety and stability of our products and services.

We cooperate with multiple professional logistics companies to provide efficient and secure logistics services.
We ensure the timely and complete delivery of products to customers, regardless of their location.
We offer a variety of logistics options for customers to choose from, including express delivery, air freight, and sea freight.

Storage: Keep in a cool, dry, and clean place, protected 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.

Q1: What is the difference between black plum powder, green plum powder, and ume extract - which format is right for my application?

These represent three distinct processing stages and functional profiles. Green plum powder is produced from unripe Prunus mume fruit - it has a high organic acid content but lacks mumefural (which only forms during heat processing) and has a lighter color. Black plum powder (Wu Mei) is produced from smoked and dried ripe fruit - it contains the full organic acid profile plus mumefural and a characteristic dark pigmentation, and corresponds to the traditional medicinal form referenced in Chinese Pharmacopoeia 2020. Ume extract is a concentrated aqueous extract, typically used in beverage and functional food applications where a liquid or highly soluble powder format is preferred. For supplement capsule formulations requiring TCM-authentic provenance, black plum powder is the appropriate choice.

Q2: Is mumefural present in all black plum powders, or only in traditionally processed material?

Mumefural is a heat-processing-derived compound - it forms during the Maillard-type reactions that occur when Prunus mume fruit is smoked and dried at elevated temperatures over an extended period. It is absent or present only in trace amounts in raw, freeze-dried, or spray-dried green plum powder. Its presence in a black plum powder is therefore a reliable indicator of authentic traditional processing. We report mumefural identification on our COA as part of the identity verification panel.

Q3: What is the evidence base for black plum powder in digestive health applications?

The digestive health positioning of Prunus mume is supported by multiple mechanisms. The high organic acid content - particularly citric and malic acid - stimulates salivary and gastric secretion, supports digestive enzyme activity, and modulates intestinal pH. Antimicrobial activity against gastrointestinal pathogens including H. pylori has been documented in preclinical studies. Additionally, research has demonstrated dual effects on intestinal motility - both antidiarrheal and laxative effects depending on dose and preparation - consistent with the traditional TCM use of Wu Mei as a digestive regulator.

Q4: Is there any concern about amygdalin (cyanogenic glycoside) content in black plum powder?

Amygdalin is present in the seed kernel of Prunus mume and related stone fruits - not in the fruit flesh at commercially significant levels. Our black plum powder is produced exclusively from the fruit flesh fraction, with the seed kernel removed during de-pitting. An amygdalin absence declaration is available in our documentation package. Formulators should note that this distinction - flesh-only versus whole fruit including kernel - is a critical specification point when sourcing from any supplier.

Q5: Can black plum powder be used in beverage applications, and how does the sour taste profile affect formulation?

Yes - black plum powder is water-soluble and integrates well into beverage formats. The intense sour taste (driven by citric and malic acid) is a functional feature in traditional East Asian beverages but may require flavor balancing in Western consumer products. Typical in-beverage use levels of 0.5–2% w/v deliver a perceptible sour-umami character. For applications requiring a milder profile, our 10:1 or 20:1 extract grades allow lower inclusion rates while maintaining bioactive delivery. The dark pigmentation also contributes a natural brown coloration to aqueous systems.

Q6: What is the evidence for blood sugar / metabolic support positioning?

Research on Prunus mume extract and metabolic parameters is at the preclinical and early clinical stage. Studies have demonstrated that P. mume extract can improve insulin sensitivity, reduce fasting blood glucose in diabetic animal models, and stimulate glucose uptake in cell-based assays. A concentrated extract of P. mume fruit has also shown dual effects on glucose and lipid metabolism in human studies. Formulators positioning black plum powder in metabolic support products should work with their regulatory affairs team to ensure claims are substantiated and compliant in their target market.

Q7: How should black plum powder be stored, and what is the shelf life?

Shelf life is 24 months from manufacture under correct storage conditions: sealed container, below 25°C, relative humidity ≤ 60%, away from direct light. The anthocyanin fraction is susceptible to photodegradation and oxidation - nitrogen-flush packaging and light-barrier drums are standard in our shipments. The organic acid fraction is chemically stable under these conditions. Accelerated stability data (40°C / 75% RH, 6 months) is available upon request.

Q8: Is your black plum powder non-GMO and allergen-free?

Yes. Prunus mume is a non-GMO botanical species. Our black plum powder contains no known allergens (gluten, soy, dairy, nuts, shellfish). Non-GMO and allergen-free declarations are included in the standard documentation package. Customers requiring tree nut allergen clarification should note that Prunus mume is a stone fruit (drupe) in the Rosaceae family - distinct from tree nuts - and our product is produced from the fruit flesh only, with no cross-processing with nut-containing materials.

Jiuyuan Biotech supplies Production Process to food manufacturers, supplement brands, and contract formulators across North America, Europe, and the Asia-Pacific region. Our technical team - not a generic sales inbox - handles every inquiry.

Email: info@jiuyuanbio.com

Website: www.jiuyuanbio.com

Request: Sample| Bulk Quote | CoA & Spec Sheet | Custom Carrier Ratio

Standard response time: within 1 business day. Please include your target application and annual volume estimate for the most relevant technical recommendation.