Hops Flower Extract Powder

Hops flower extract Powder, derived from the female flowers of Humulus lupulus L., is a versatile natural ingredient highly valued by global wholesale purchasers. As a premium manufacturer in China, Jiuyuan Biotechnology proudly offers high-quality Hops Extract for your bulk purchasing needs. Our extract is meticulously processed to retain a rich profile of bitter acids (alpha and beta), essential oils (like Myrcene and Humulene), and valuable flavonoids (including Xanthohumol).

This versatile ingredient serves as an excellent natural bittering agent, aroma enhancer, and preservative for the brewing industry. Furthermore, its antioxidant and skin-soothing properties make it ideal for cosmetic and nutraceutical applications. We ensure consistent quality through rigorous testing and offer various specifications to meet your specific formulation requirements. Partner with us for a reliable supply of high-grade Hops Extract, enhancing your products with natural goodness.

At Jiuyuan Bio, we supply hops flower extract powder standardized to verified active compound content, supported by third-party testing, full traceability, and complete regulatory documentation.

Superior Origin: JIUQUAN, GANSU, CHINA

Jiuquan City, situated at the westernmost end of the Hexi Corridor in Gansu Province, benefits from abundant sunshine, an arid climate, significant diurnal temperature variations, favorable irrigation conditions, and low winter temperatures. These environmental factors establish the region as one of the world's most optimal areas for hop cultivation. Jiuquan, Gansu, holds a pivotal position in China's hop cultivation area and production volume. In 2022, Gansu Province's hop cultivation area reached 34,000 mu (approximately 2,267 hectares), yielding 6,500 metric tons, accounting for 54% of the national market share and ranking first in China.

Hops extract comprises several classes of bioactive compounds, including:

Bitter Acids:

• α-Acids: These include humulone, cohumulone, and adhumulone, and are the primary contributors to the bitter taste of beer.
• β-Acids: These include lupulone, colupulone, and adlupulone, which also contribute to bitterness and exhibit antimicrobial activity.

Flavonoids:

• Xanthohumol: A significant component of hops extract, xanthohumol exhibits diverse biological activities, including antioxidant, anti-inflammatory, and potential anticancer properties.
• Isoxanthohumol: An isomer of xanthohumol, displaying similar biological activities.
• Other Flavonoids: Such as 8-prenylnaringenin (8-PN).

Volatile Components:

• Volatile Oils: Constituting approximately 0.5% to 2.0% of the dry weight of hops, these oils encompass over 200 compounds, including myrcene, humulene, and caryophyllene, contributing the characteristic aroma of hops.

Other Constituents:

• Polyphenols: Such as quercetin glycosides and rutin, known for their antioxidant properties.
• Resins: Including derivatives of α-acids and β-acids, which possess antimicrobial and preservative effects.
• Amino Acids and Pectin: Hops also contain a variety of amino acids and pectin.

Specification Description

• Total Flavonoids 4%-20% Total flavonoid content ranging from 4% to 20%, determined by UV assay.
• Xanthohumol 1%-98% Xanthohumol content ranging from 1% to 98%, customizable based on needs.
• Prenylated Flavonoids ≥3.5% Content of specific prenylated flavonoids, minimum 3.5%.
• Total Bitter Acids ≥10% Total bitter acid (primarily α-acids and β-acids) content, minimum 10%.
• Extract Ratio (e.g., 4:1, 10:1, 20:1): Extract ratio of raw material to extract, typically a yellow-brown powder.

Product Appearance and Properties:

• Appearance: Yellow-brown to brown powder, characterized by its loose texture, absence of agglomerates, and freedom from visible extraneous matter.
• Odor: Possesses the characteristic aromatic scent of hops.
• Solubility: Readily soluble in water or ethanol, with a solubility of ≥99%.

Storage Conditions:

• Packaging: 1-5 kg per aluminum foil bag, packed in cardboard cartons; 25 kg per cardboard drum.
• Storage: Store in tightly sealed containers, protected from light, in a dry, cool, and well-ventilated area, avoiding direct sunlight and humidity.
• Shelf Life: Typically 12-24 months.

The diverse array of active components and available specifications of hops extract allows for the selection of appropriate extraction processes and product grades tailored to specific application requirements.

The production process of Hops Flower Extract Powder via organic solvent extraction primarily involves the following steps:

1. Raw Material Preparation:

• Raw Material Selection: High-quality female hop cones (Humulus lupulus L.) are selected as the raw material. These typically undergo drying and milling to a suitable particle size to facilitate subsequent extraction.
• Solvent Selection: Appropriate organic solvents are chosen based on the polarity of the target compounds. Common solvents include ethanol, acetone, ethyl acetate, and petroleum ether.

2. Extraction Process:

• Solvent Maceration/Extraction: The milled hops are immersed in a specific volume of organic solvent, often employing heat reflux extraction. For instance, flavonoid extraction can be effectively achieved using 70% ethanol as the solvent under reflux for three 2-hour cycles.
• Ultrasound-Assisted Extraction: In certain processes, ultrasound-assisted extraction may be utilized to enhance extraction efficiency. For example, a mixture of 60% ethanol and water at 60°C with ultrasound treatment for 30 minutes can yield higher xanthohumol content.
• Sequential Solvent Extraction (Multi-Polarity): For the extraction of complex mixtures of compounds, sequential extraction with solvents of varying polarities can be employed. For example, petroleum ether can be used initially to extract lipophilic components (such as alpha-acids and beta-acids), followed by ethyl acetate or n-butanol to extract more polar compounds (like flavonoids and polyphenols).

3. Filtration and Concentration:

• Filtration: Following extraction, the resulting liquid is filtered to remove solid residues, yielding a clarified extract solution.
• Concentration: The filtered extract solution is then subjected to vacuum concentration to remove the solvent, resulting in a concentrated extract. This process is typically conducted at 80°C under a reduced pressure of -0.1 MPa.

4. Purification and Enrichment:

• Resin Adsorption: Macroporous resins are used for adsorption and purification of the extract, further increasing the concentration of target compounds. For example, D101 macroporous resin can be used to adsorb flavonoids, followed by elution with a 75% ethanol solution.
• Gradient Elution: For complex extracts, gradient elution can be employed to progressively separate components with different polarities.

5. Drying, testing and Packaging:

• Drying: The concentrated extract is dried to obtain the final hops extract in powder or liquid form. Common drying methods include the spray drying method.
• Packaging: The dried extract is packaged and hermetically sealed, and stored in a cool, dry place, away from direct sunlight and moisture.

By Product Format

By Market Category

• Sleep & relaxation supplements - The most established application; often combined with valerian root, passionflower, or L-theanine
• Women's health & menopause support - 8-PN content drives phytoestrogenic activity; growing clinical evidence base
• Antioxidant & anti-aging formulas - Xanthohumol's radical scavenging capacity supports premium positioning
• Metabolic health & weight management - Emerging research on xanthohumol's effects on lipid metabolism and insulin sensitivity
• Craft brewing & beverage - Alpha acid grades for bittering and preservation
• Antimicrobial / preservation - Alpha acids as natural preservation agents in food and beverage applications
• Skin care & cosmetics - Xanthohumol as an antioxidant active in topical formulations

Formulation Compatibility

Hops flower extract pairs effectively with:

• Valerian root extract - Classic sleep support combination with complementary GABA-modulating mechanisms
• Passionflower extract - Anxiolytic synergy for stress and sleep formulas
• Ashwagandha extract - Cortisol management and stress resilience stack
• Melatonin - Circadian rhythm support alongside hops' sedative compounds
• Black cohosh extract - Women's health combination for menopause symptom management
• Resveratrol - Antioxidant stacking with complementary polyphenol activity

Prime Geographical Location:

Nestled at the northern foot of the Qinling Mountains in Huyi District, Xi'an, China, we benefit from an exceptional ecological environment. The Qinling Mountains, a natural north-south dividing range, boast an ideal climate and pristine environment, perfect for cultivating high-quality medicinal herbs. Our exclusive cultivation bases in the Qinling Mountains ensure superior raw material quality, forming a solid foundation for producing premium Chinese Herb Extract.

Robust Production Capacity:

Our expansive 70,000-square-meter facility houses 6 production workshops and 10 production lines, enabling an annual output of over 6,000 tons. We also operate a 1,000-square-meter, 100,000-grade clean workshop, equipped with advanced production lines for health food extract and fruit and vegetable powder, along with automated equipment. This large-scale production capability guarantees both volume and consistent quality for our Organic Plant Extract.

Comprehensive international certificates for quality assurance:

We implement a comprehensive quality control system, scientifically managing every production stage of our Plant Extract Products. Rigorous adherence to operational standards and full traceability of each batch ensures product reliability. We have earned numerous domestic and international certifications, including SC Food Production License, ISO9001, ISO22000, Health Food Raw Material Production License, HACCP, Kosher, and Halal, demonstrating our commitment to exceeding industry standards.

Samples and Technical Support

We offer free samples and technical support to assist customers with product development and testing.
Customers can request samples for product testing and evaluation at any time. Our technical support team provides professional advice and solutions based on customer feedback, helping optimize product formulations. contact us via elsa.marketing@jiuybiotech.com.

Technical Support

We have a professional technical support team that provides comprehensive technical support and after-sales service to our buyers. Our technical support team can help customers solve problems related to product use and application, including extract formulation optimization, efficacy validation, and safety assessment. In addition, we provide relevant scientific research data and application cases to assist customers in developing new products.

Documentation

We provide all necessary documentation for our products, including:
COA (Certificate of Analysis): Detailing the product's composition, purity, active ingredient content, and other information.
MSDS (Material Safety Data Sheet): Providing product safety information, including toxicity, hazards, first aid measures, etc.
Organic Certification Documents: Such as USDA Organic and EU Organic certification certificates.
Other Compliance Documents: Such as GMP, ISO 9001, ISO 22000, and FSSC 22000 certification documents.
These documents ensure product compliance and quality reliability, helping buyers use and sell our Organic Bupleurum Root Extract with confidence.

Customization Services

We offer flexible customization services, enabling us to customize products with different specifications, packaging, and extraction processes based on customer requirements.
Provide customized product solutions based on customer formula requirements.
We work closely with our customers, fully respecting their opinions from product research and development to production, ensuring that the products fully meet their requirements.

After-Sales Services

We have established a comprehensive after-sales service system to promptly address customer feedback and issues.
Respond to any customer inquiries or dissatisfaction and provide solutions.
Consistently aim for customer satisfaction and continuously improve our service quality.

We cooperate with multiple professional logistics companies to provide efficient and secure logistics services.
We ensure 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, protect from moisture and direct light.
Bulk Package: 25kg/drum.
Lead Time: 7 days after your order.
Shelf Life: 2 years.
Remark: Customized specifications also can be achieved.

Common Sourcing Pain Points - And How We Address Them

"We've received hops extract with inconsistent color and smell between batches - a sign of oxidation." Xanthohumol and alpha acids oxidize rapidly without proper packaging controls. We nitrogen-flush all xanthohumol-standardized grades and use opaque, moisture-barrier packaging as standard. Batch-to-batch color and odor consistency data is available on request.

"Our previous supplier's COA showed 10% xanthohumol, but our in-house HPLC test came back at 6%." This is a documented problem with UV-standardized hops extracts - UV methods measure a broader range of compounds and can significantly overstate xanthohumol content. Our xanthohumol grades are standardized and verified by HPLC, with third-party confirmation available for every export batch.

"We need a water-dispersible format for a beverage application, but standard hops extract doesn't disperse cleanly." We offer water-dispersible hops extract formats using encapsulation technology. Contact our technical team to discuss solubility requirements and carrier options for your specific application.

"Lead times from European hop suppliers are long and expensive for our volumes." We maintain standing inventory of core hops extract grades. Standard lead time for in-stock product is 3–5 business days for samples and 7–14 business days for bulk orders, with competitive pricing for Asian-origin material without compromising on quality documentation.

"We need organic certification for our EU market product." USDA Organic and EU Organic certified hops extract is available with full chain-of-custody documentation and transaction certificates per shipment.

Q1: What is xanthohumol, and why does it matter for supplement formulations?

Xanthohumol is a prenylated chalcone found almost exclusively in Humulus lupulus strobiles. It's the primary bioactive compound driving research interest in hops beyond its traditional brewing use. In preclinical models, xanthohumol demonstrates antioxidant activity significantly greater than resveratrol, along with anti-inflammatory, antiviral, and potential metabolic health effects. For supplement formulators, it provides a scientifically credible, differentiated active compound for antioxidant, anti-aging, and metabolic health product lines. Its near-exclusive occurrence in hops also gives products a distinctive botanical story - relevant for premium brand positioning.

Q2: How does hops flower extract support sleep, and what compounds are responsible?

Hops' sedative properties involve multiple mechanisms. The primary pathway involves interaction with GABA-A receptors - the same receptors targeted by many pharmaceutical sleep aids, though hops acts through a different binding site and with considerably milder effect. Methylbutenol, a volatile compound produced during hops drying, has demonstrated direct sedative activity in animal models. Additionally, hops extract has shown effects on melatonin receptor pathways in some research models. The most robust clinical evidence for hops as a sleep aid comes from combination studies with valerian root - a pairing that has been evaluated in multiple randomized controlled trials.

Q3: Is hops flower extract safe for women's health formulations given its phytoestrogenic activity?

8-Prenylnaringenin (8-PN) is the phytoestrogenic compound in hops, and its potency relative to other phytoestrogens is well-documented. For women's health formulations targeting menopause symptom relief, this activity is the therapeutic rationale. However, the phytoestrogenic profile also means that hops-containing products require careful regulatory positioning in markets where estrogen-active ingredients carry specific labeling or contraindication requirements. We recommend consulting your regulatory advisor before making estrogenic activity claims. From a supply perspective, we can provide 8-PN content data for relevant extract grades on request.

Q4: What is the difference between a ratio extract (4:1, 10:1) and a standardized extract (Xanthohumol 10%)?

A ratio extract (e.g., 4:1) means that 4 kg of raw dried hops strobiles were used to produce 1 kg of extract - it describes concentration relative to raw material but does not guarantee a specific active compound level. A standardized extract (e.g., Xanthohumol 10%) guarantees that the finished powder contains at least 10% xanthohumol by HPLC measurement, regardless of how much raw material was required to achieve it. For label claims, clinical alignment, and quality consistency, standardized extracts are the more defensible choice. Ratio extracts remain appropriate for cost-sensitive applications where a specific active compound claim is not required.

Q5: Can hops flower extract powder be used in food and beverage applications, or only supplements?

Hops (Humulus lupulus) has a long history of use in food and beverage - primarily brewing - and carries GRAS (Generally Recognized as Safe) status in the United States for use in alcoholic beverages. For use in non-alcoholic functional foods and beverages, the regulatory pathway depends on the specific application, concentration, and market. In the EU, hops is included in the list of botanicals with a history of use in food supplements. We recommend reviewing your specific application with a regulatory specialist. Our technical team can provide market-specific compliance documentation to support your regulatory review.

Q6: How should hops flower extract powder be stored to prevent degradation?

Store in original sealed packaging at temperatures below 25°C, relative humidity below 60%, away from direct light and heat sources. Xanthohumol and alpha acids are particularly susceptible to oxidative degradation - once packaging is opened, reseal immediately and minimize air exposure. For high-xanthohumol grades, we recommend storing opened containers under nitrogen or inert gas if the full quantity is not used promptly. Shelf life is 24 months from manufacture date under recommended conditions. Accelerated stability data is available on request.

Q7: Do you offer water-dispersible or emulsified hops extract for beverage applications?

Yes. Standard hops flower extract powder has limited water dispersibility due to the lipophilic nature of xanthohumol and alpha acids. For beverage and liquid supplement applications, we offer water-dispersible hops extract produced using encapsulation or emulsification technology with food-grade carriers. This format improves dispersibility in aqueous systems while maintaining active compound content. Minimum order quantities and lead times differ from standard powder grades - contact us at info@jiuybiotech.com with your application details for a tailored recommendation.

Q8: What certifications does your hops extract carry, and can you support EU market registration?

Our hops flower extract powder is produced under ISO 22000:2018 and HACCP certified conditions, with Halal and Kosher certification active. USDA Organic and EU Organic certified material is available on request. For EU market product registration, we provide full documentation including batch-specific COA, third-party test reports from accredited EU-recognized labs, pesticide residue data compliant with EU Regulation 396/2005, allergen declarations, and GMO-free statements. Transaction certificates are available for organic shipments. Contact our team to discuss your specific EU registration requirements.

The market for sleep, relaxation, and women's health supplements is growing fast - and the brands winning shelf space are the ones with clean, well-documented, efficacy-backed ingredients behind their formulas.

If you're building a product that deserves a better ingredient, let's talk.

Our technical team can review your formulation requirements, recommend the right hops flower extract powder grade for your application, and deliver a complete documentation package - before you commit to a single kilogram.

📩 Contact us: info@jiuybiotech.com 🌐 Explore our full ingredient portfolio: www.jiuyuanbio.com

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