Bulk Evening Primrose Oil Supplier & Manufacturer
Looking for a trusted wholesale supplier of premium Evening Primrose Oil?
PhytoEx offers cold-pressed and organic oils with high GLA content, full documentation, and fast global delivery — trusted by top cosmetic and supplement brands worldwide.
- Organic & Conventional Options
- GLA-Rich & Cold-Pressed & Refined Options
- Flexible MOQ starting at 1kg
- Fast lead times & private label support
- Global shipping & full COA & MSDS & Organic Certification
- 14+ Years & ISO9001, ISO22000
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Evening Primrose Oil
Cold-pressed from Oenothera biennis seeds, our Evening Primrose Oil (9%+ GLA) offers high purity and consistent quality—ideal for cosmetics and supplements, MOQ 1kg, custom package available. See full specifications below.
| Items | Details |
|---|---|
| Product Name | Evening Primrose Oil |
| Botanical Name | Oenothera biennis |
| CAS NO. | 90028-66-3 |
| Main Component | 9%+ Gamma-Linolenic Acid (GLA) |
| Types Available | Organic / Conventional Cold-Pressed / Refined |
| Appearance | Clear yellow to greenish liquid |
| Odor | Mild, characteristic seed oil scent |
| Processing Method | Cold-Pressed, Virgin or refined |
| Plant Part Used | Seeds |
| Packaging Options | 10ml, 30ml dropper bottle, 1kg, 5kg, 10kg aluminum bottles; 25kg & 180kg HDPE or steel drums |
All About Evening Primrose Essential Oil
Evening Primrose Oil is a natural, nutrient-rich oil extracted from the seeds of Oenothera biennis, a flowering plant native to North America and now cultivated worldwide for its high gamma-linolenic acid (GLA) content. GLA is a rare omega-6 fatty acid known for supporting skin health, hormonal balance, and inflammation reduction.
Widely used in cosmetics, nutraceuticals, and women’s health supplements, Evening Primrose Oil is typically cold-pressed to preserve its delicate fatty acid profile. Its unique combination of linoleic acid (~73%) and GLA (~9%) makes it a valuable ingredient in clean-label and functional formulations.
How It Differs from Other Carrier Oils
Evening Primrose Oil stands out from typical carrier oils like jojoba, almond, or sunflower oil due to its exceptionally high gamma-linolenic acid (GLA) content—around 9%. GLA is a rare omega-6 fatty acid not commonly found in other carrier oils, making Evening Primrose Oil especially valued for anti-inflammatory, skin barrier-repairing, and hormone-supportive properties.
Unlike heavier oils, it has a light texture that absorbs easily without leaving a greasy residue, making it ideal for facial care, sensitive skin products, and women’s health supplements. For formulators and supplement brands, it delivers both functional benefits and marketable differentiation.
Nutritional Composition & Key Actives of Evening Primrose Oil
Evening Primrose Oil is known for its nutrient-dense fatty acid profile, particularly its high concentration of gamma-linolenic acid (GLA)—a rare and biologically active omega-6 fatty acid. This composition makes it a premium ingredient in both topical skincare and nutritional supplements.
| Fatty Acid | Composition |
|---|---|
| Linoleic Acid (C18:2) | ~73.2% |
| Gamma-Linolenic Acid (GLA, C18:3) | ~9.2% |
| Oleic Acid (C18:1) | ~6.9% |
| Palmitic Acid (C16:0) | ~6.4% |
| Stearic Acid (C18:0) | ~2.2% |
This unique profile supports skin hydration, anti-inflammatory action, and hormonal balance, making it highly sought after in premium formulations.
What Is GLA and Why It Matters
GLA (gamma-linolenic acid) is a precursor to prostaglandins—compounds that help regulate inflammation, skin function, and immune response. Unlike most carrier oils, Evening Primrose Oil delivers a concentrated source of GLA, which the body cannot easily synthesize from other omega-6s alone.
✅ For cosmetics: GLA helps repair the skin barrier, soothe redness, and reduce transepidermal water loss.
✅ For supplements: GLA supports hormonal health and may help manage PMS, menopause symptoms, and inflammatory conditions.
What Affects GLA Content?
The GLA content of Evening Primrose Oil can vary depending on:
- Seed origin and variety – some cultivars yield naturally higher GLA
- Climate and soil conditions – cooler climates often result in better oil quality
- Extraction method – cold-pressed virgin oil retains more GLA than refined or solvent-extracted oil
- Storage and oxidation – exposure to heat, light, or oxygen can degrade GLA over time
Types & Grades of Evening Primrose Oil
Evening Primrose Oil is available in various types and grades to suit different product formulations, regulatory markets, and pricing strategies. Understanding these differences helps you choose the right material for cosmetics, supplements, or private label production.
Cold-Pressed vs. Refined
| Type | Cold-Pressed (Virgin) | Refined |
|---|---|---|
| Process | Mechanically pressed without heat or solvents | Undergoes deodorization, filtration, and bleaching |
| Color | Yellow to greenish | Pale yellow or nearly colorless |
| Odor | Natural seed-like scent | Virtually odorless |
| GLA Retention | High (typically ≥9%) | May be reduced slightly |
| Use Case | High-end cosmetics, supplements, organic products | Mass-market skincare, formulations needing low odor/color |
| Marketing Appeal | “Natural,” “Unprocessed,” “Clean Beauty” | “Neutral base,” “Refined-grade,” “Standardized” |
Organic vs. Conventional
| Category | Organic | Conventional |
|---|---|---|
| Certification | Certified organic (e.g., EU Organic, USDA) | No organic certification |
| Raw Material Sourcing | From pesticide-free, non-GMO farms | May use conventional farming inputs |
| Application | Clean beauty, wellness supplements, certified formulations | Budget-sensitive or industrial applications |
| Market Advantage | Meets growing demand for organic traceability | Lower cost alternative for scalable formulations |
Grades by GLA Content
The value of Evening Primrose Oil is closely tied to its gamma-linolenic acid (GLA) concentration. Higher GLA levels offer greater functional benefits for skin health and hormone support—making GLA percentage a key purchasing factor for supplement and cosmetic brands.
- Standard Grade: 8–9% GLA (common in refined EPO)
- Premium Grade: ≥9% GLA (typically cold-pressed virgin oil)
- Custom Concentrates: Higher GLA % available through blending or enrichment (upon request)
Benefits of Evening Primrose Oil
Evening Primrose Oil is prized for its high GLA content, making it a multifunctional ingredient for both topical formulations and oral supplements. Its unique omega-6 profile supports skin health, hormone balance, and inflammation reduction—backed by decades of research and market demand.
For Cosmetics & Personal Care
- Strengthens the skin barrier – Helps reduce transepidermal water loss (TEWL) and supports hydration
- Soothes sensitive or inflamed skin – GLA reduces redness, itching, and irritation, ideal for eczema-prone skin
- Improves texture and elasticity – Promotes smoother, firmer skin in facial oils and serums
- Light, fast-absorbing texture – Ideal for non-greasy facial care and sensitive skin products
- Supports scalp and hair health – Reduces dryness, supports hair strength and shine
For Supplements & Nutraceuticals
- Supports hormonal balance – Commonly used to ease PMS, menopause, and hormone-related skin conditions
- Reduces inflammation – GLA acts as a precursor to anti-inflammatory prostaglandins
- Promotes skin health from within – Helps address acne, eczema, and dryness systemically
- Cardiovascular and metabolic support – May aid in cholesterol balance and inflammation markers
✅ Used in: Softgels, liquid capsules, women’s health formulas, acne support supplements, and clean-label skincare lines.
Applications of Evening Primrose Oil
Evening Primrose Oil is widely used in cosmetic, personal care, and nutraceutical formulations where GLA content adds functional and marketing value. Its versatility makes it suitable for both topical and ingestible products.
Common Product Applications:
- Skincare: Facial oils, serums, creams for dry or sensitive skin
- Haircare: Scalp serums, anti-dandruff treatments, natural shampoos
- Supplements: Softgels, capsules, PMS and menopause support blends
- Baby care: Soothing lotions and creams for delicate skin
- Clean-label wellness: Organic and natural formulations for skin or hormonal health
Supplied in bulk for both cosmetic and supplement formulations, with full documentation and global compliance.
How Is Evening Primrose Oil Manufactured?
At PhytoEx, our Evening Primrose Oil is produced using a cold-pressed extraction method, ensuring high GLA retention and clean-label integrity. The process follows strict quality control to preserve bioactive compounds while meeting global regulatory standards.
Key Manufacturing Steps:
Seed Sourcing
- From Oenothera biennis crops grown under organic or conventional standards
- Non-GMO and carefully selected for high GLA yield
Cold Pressing (Virgin Extraction)
- Seeds are mechanically pressed without heat or solvents
- No chemical refining, bleaching, or deodorizing involved
Filtration
The oil is gently filtered to remove impurities while maintaining clarity and stability
Nitrogen Purging & Packaging
- Oxygen is displaced with nitrogen to prevent oxidation
- Oil is filled into food-grade HDPE drums or custom containers
Quality Control & Testing
- Every batch is tested for GLA %, peroxide value, heavy metals, and microbiology
- Documentation includes COA, MSDS, and third-party analysis upon request
Our manufacturing complies with ISO, and EU/FDA safety standards—ensuring traceability from raw material to shipment.
Market Trends for Evening Primrose Oil
The global market for Evening Primrose Oil (EPO) is experiencing steady growth, driven by rising consumer demand for natural, plant-based solutions in skincare and women’s health. With its high GLA content, EPO is gaining traction in premium cosmetics, dietary supplements, and wellness formulations—especially in North America, Europe, and emerging Asian markets.
What’s Driving Demand?
- Clean Beauty & Wellness: Brands are responding to the demand for natural oils with clinically relevant actives like GLA.
- Women’s Health Focus: EPO remains a key ingredient in PMS, menopause, and hormone-support formulas.
- Global Supplement Growth: The booming supplement market (projected at USD 275B by 2025) continues to fuel EPO consumption.
- Organic Preference: EU, U.S., and Southeast Asian buyers increasingly prioritize certified organic, cold-pressed oils.
Market Size & Growth Forecast
| Metric | Value |
|---|---|
| Market Size (2023) | USD 0.2–1.1 billion (est.) |
| Projected Size (2030–2033) | USD 0.3–1.8 billion |
| CAGR (2024–2033) | 4%–7.2% |
| Top Exporter | China |
| Top Importer | United States |
| Main Applications | Supplements (80%), Cosmetics, Pharmaceuticals |
| Key Markets | North America, Europe, Asia-Pacific |
Regional Dynamics
- North America & Europe: Lead in premium skincare and supplement demand; U.S. is the largest importer.
- Asia-Pacific: China and India drive production and domestic consumption due to growing health awareness.
- Middle East, Africa & Latin America: Growth potential exists but limited by awareness, regulation, and pricing.
Growth Opportunities
- Sustainable Sourcing: Buyers seek transparency, organic certification, and low-impact extraction methods (e.g., cold-pressed, CO₂).
- Innovation: EPO is expanding into functional foods, advanced skincare, and nutritional blends.
- E-commerce & Global Fulfillment: Online channels open up new international markets for B2B buyers and private label brands.
Challenges to Watch
- Price Volatility: Raw material pricing fluctuates based on seed yield, harvests, and climate.
- Regulatory Complexity: Import/export regulations (EU, FDA, REACH) can be a barrier for low-compliance suppliers.
- Mixed Scientific Evidence: While consumer demand is strong, clinical studies show variable efficacy for some use cases (e.g., PMS, eczema).
Buyer Insight: Given market inconsistencies, sourcing from a trusted, compliant, and transparent supplier is more important than ever.
Global Quality Standards & Certifications for Evening Primrose Oil
When sourcing Evening Primrose Oil in bulk, it is important to expect full compliance with international quality, safety, and traceability standards. Meeting these requirements is essential for import approval, consumer trust, and brand reputation.
Core Quality Standards
GLA Content Verification
Typically ≥8–9%, tested via GC-MS or HPLC
Purity & Identity
Verified by COA, fatty acid profile, and sensory analysis
Cold-Pressed / Virgin Grade
Indicates mechanical extraction with no solvents or heat
Microbiological Safety
Tested for total plate count, yeast/mold, E. coli, Salmonella, S. aureus
Heavy Metal Limits
Must meet WHO/EU/FDA thresholds for lead, arsenic, cadmium, mercury
Certifications Check List Based On Your Requirements
| Certification | Purpose | Required in |
|---|---|---|
| GMP (Good Manufacturing Practice) | Ensures consistent production and quality | All markets |
| ISO 22000 / ISO 9001 | Food/quality management systems | Supplements, nutraceuticals |
| Organic Certification (e.g., EU, USDA, China Organic) | Confirms non-GMO and chemical-free sourcing | USA, EU, SEA organic buyers |
| REACH Compliance | EU chemical safety registration | EU imports |
| COA & MSDS | Batch-level composition & safety | All B2B buyers |
| Allergen Statement / BSE-TSE Free | For cosmetic or ingestible use | Especially USA & EU |
| Halal/Kosher (optional) | Product accessibility in certain markets | SEA, Middle East |
Documentation You Should Expect
- Certificate of Analysis (COA)
- Material Safety Data Sheet (MSDS)
- Organic Certificate (if applicable)
- Pesticide Residue Report
- Heavy Metals & Microbiological Test Results
- Allergen, GMO, and Non-Irradiation Declarations
- ISO production facility proof
At PhytoEx, all our Evening Primrose Oils are backed by batch-level COAs, third-party testing, and export-ready documentation tailored to your country’s regulatory needs.
Supplier Selection & Risk Management
Sourcing high-quality Evening Primrose Oil requires more than a competitive price—it demands proven quality control, regulatory compliance, and supply chain transparency. Below are some practices that can help you learn how to confidently select a reliable bulk supplier, evaluate product quality, and minimize sourcing risks that could impact your brand or formulations.
Where Should I Purchase Evening Primrose Oil?
Evening Primrose Oil is produced and exported by a handful of specialized regions, but China remains the leading global source due to its mature supply chain, large-scale cultivation, and competitive pricing. High-quality oil is also sourced from countries like India, Canada, and select European producers, though these often come at a premium due to smaller volumes or stricter regulatory environments.
Why Source from China?
- Global leader in bulk EPO production
- Cost-effective for organic and conventional oil
- Scalable capacity for OEM/private label clients
- Increasing adoption of ISO, and Organic certifications
- Strong export experience to the U.S., EU, and Southeast Asia
Tip: When sourcing from China, prioritize manufacturers—not traders—with in-house production, GLA verification, and full regulatory documentation.
How Can I Verify Evening Primrose Oil Wholesale Supplier Credibility?
With thousands of global suppliers marketing Evening Primrose Oil, it’s critical to separate genuine manufacturers from traders, brokers, or non-compliant exporters. Verifying supplier credibility reduces your risk of receiving low-quality or adulterated oil—and ensures smoother import clearance.
Key Steps to Verify a Supplier:
Check Business Legitimacy
- Request a valid business license, factory photos, and export documents
- Verify their Chinese business registration number if sourcing from China
Confirm Certifications
- Look for ISO 9001/22000, Organic (EU/USDA)
- Ensure documents are current, issued by recognized certifying bodies
Evaluate Technical Documentation
- Ask for recent COA (Certificate of Analysis) with batch number and GLA content
- Request MSDS, pesticide residue test, and heavy metal report
- Ensure consistency across batches (especially GLA %)
Request Sample & Test Internally
- Check for color, odor, and clarity
- Have it tested for GLA content and purity if sourcing at scale
Review Trade History & Reputation
- Look for verified buyer reviews on platforms like Alibaba, Made-in-China, or industry portals
- Ask for past client references—especially in supplements or cosmetics
Assess Communication & Responsiveness
A reliable supplier responds promptly, shares documents transparently, and provides clear answers—not vague promises
Red Flag: Avoid suppliers who refuse to share a COA, lack product traceability, or offer prices far below market without explanation.
How Do I Evaluate If the Oil Is Pure and High-Quality?
The purity and efficacy of Evening Primrose Oil depend on its fatty acid composition, processing method, and compliance with international standards. Whether you’re formulating supplements or skincare products, verifying quality ensures product safety, consumer trust, and regulatory approval.
Key Quality Indicators for High-Grade Evening Primrose Oil:
| Test Parameter | Target Value | Why It Matters |
|---|---|---|
| GLA Content | ≥ 9% (premium grade) | Core active; defines therapeutic value |
| Acid Value | ≤ 3.0 mg KOH/g | Indicates freshness and low degradation |
| Peroxide Value | ≤ 10.0 meq/kg | Measures oxidation level and shelf stability |
| Fatty Acid Profile | Matches COA | Confirms identity and natural composition |
| Color & Odor | Clear yellow, mild scent | Visual/sensory check for unrefined oils |
| Solvent-Free | Cold-pressed only | Ensures no chemical residues |
| Heavy Metals & Microbiologicals | Within safe limits | Ensures product safety and compliance |
Best Practices for Verification:
- Request a recent COA from the specific batch (not a generic sample)
- Check for full-spectrum testing: GLA %, peroxide, acid value, microbiology
- Ask for third-party lab reports if you’re unsure about internal testing reliability
- Compare samples side by side for appearance, clarity, and absorption (if topical)
Pro Tip: Cold-pressed, nitrogen-purged Evening Primrose Oil with ≥9% GLA, low peroxide, and organic certification is considered premium quality in the global market.
How to Control Quality in Bulk Orders
Ensuring consistent quality in bulk Evening Primrose Oil purchases requires more than just a good sample—it demands a system for spec verification, batch traceability, and supplier accountability.
Proven Methods to Maintain Quality at Scale:
Pre-Shipment Sampling
- Always request a sample from the actual batch before shipment (not from a demo drum)
- Verify GLA content, oxidation (peroxide value), and appearance
Use a Defined Product Specification Sheet
- Share your exact requirements (GLA %, extraction method, packaging) in writing
- Ensure the purchase order includes agreed specs
Third-Party Inspection Services
- Hire QC agents (e.g., SGS, Intertek) to inspect drums before shipment
- Ask for a report with photos, labeling, and drum seal verification
Batch-Level Documentation
- Require COA, MSDS, Organic Certificate, and pesticide report tied to the specific batch code
- Ensure the lot number is printed on all packaging
Packaging and Sealing Protocols
- Choose nitrogen-flushed HDPE drums with tamper-evident seals
- Confirm packaging is suitable for long-haul shipping (temperature stability, leakage prevention)
Maintain a Quality Log
- Track each delivery’s COA, appearance, and lab test results
- Use this log to approve or reject future batches
At PhytoEx, we use standardized QC checklists and offer third-party test support to ensure every drum meets your exact specifications—before it leaves our facility.
Shelf Life & Storage Recommendations
Evening Primrose Oil is sensitive to heat, light, and oxygen, which can degrade its GLA content and accelerate oxidation. Proper storage is essential to preserve quality and extend shelf life—especially for long-distance shipping and multi-month stock cycles.
Recommended Storage Conditions:
- Temperature: 10–25°C (50–77°F)
- Light Exposure: Store away from direct sunlight or UV sources
- Air Contact: Use nitrogen-purged drums; reseal immediately after opening
- Humidity: Keep in a dry, well-ventilated warehouse
Packaging Best Practices:
- Supplied in HDPE food-grade drums (typically 190 kg), nitrogen-purged to prevent oxidation
- Smaller volumes available in 1 kg, 5 kg, or 25 kg drums for formulation and sampling
Shelf Life:
- Unopened: Up to 24 months in original packaging under proper storage
- Opened: Use within 3–6 months; keep sealed and limit air exposure
Cold temperatures may cause cloudiness or sedimentation—this is normal. Gently warming the sealed drum to 30–40°C restores clarity without damaging the oil.
Risks and Red Flags in Sourcing to Avoid
Not all Evening Primrose Oil on the market meets professional or regulatory standards. Low-cost offers often come with hidden risks—such as adulteration, low GLA content, or incomplete documentation—that can harm your product integrity, compliance, or customer trust.
Common Sourcing Risks:
- Adulteration with cheaper oils (e.g., soybean, sunflower)
- Inaccurate GLA claims not backed by lab reports
- Oxidized or aged oil due to poor storage or excessive transport time
- Non-compliant documentation for export/import (especially Organic, FDA)
Red Flags to Watch For:
- Supplier won’t provide batch-specific COA or lab test
- Prices significantly below market average with no clear explanation
- Poor communication, slow response times, or evasiveness
- No ISO/Organic certification for claims made on the listing
- No clear packaging photos, drum labels, or traceable lot numbers
- Heavy focus on MOQ and price, but lacking technical knowledge
A trustworthy supplier should offer transparency, testing reports, and support—even before you place your first order.
Why Choose PhytoEx
We go above and beyond to empower our clients' success with quality Essential Oils & Extracts
The best eucalyptus oil suppliers are not just vendors—they’re strategic partners. They help you control quality, ensure compliance, reduce sourcing risks, and scale confidently. PhytoEx delivers natural purity, cutting-edge innovation, and seamless supply chain solutions to businesses worldwide. From raw material sourcing to precision extraction and global logistic, we ensure reliability, quality, and customized solutions tailored to your industry’s needs.
Advanced Manufacturing
20,000㎡ factory with state-of-the-art extraction technology. Molecular distillation & precision testing ensuring high purity.
Certified & Compliant
ISO9001 & ISO22000, Organic, FDA, Halal certified, ensuring global market compliance. Full COA, MSDS, and GC-MS testing documentation available.
Fast & Flexible Supply
1kg MOQ & 3-7 day delivery for fast order fulfillment. 20+ tons daily capacity, and 1000+ tons regular stock for uninterrupted supply.
Competitive Factory-direct Pricing
We offer globally competitive pricing by streamlining production and working directly with certified factories and farms—giving you premium oils and blends at the best possible value.
OEM/ODM Expertise
Custom essential oil formulations tailored to industry needs. 72-hour rapid prototyping with full branding & regulatory support.
Professional Team & Support
Dedicated sales engineers providing expert guidance tailored to your industry. Fast response times within 12 hours.
Testimonial
What Our Clients Say
Don`t only take our words. Here’s what our clients say about working with Phytoex—from product quality to service experience.
""Hi William, yes the oils are working well for our new flavor batches. Quality is stable and your COA/GC-MS docs are always super clear. Thanks for all your support, keep in touch and Will re-order soon."
"Hey Emily, just wanted to say thanks again for the sample turnaround—it really helped us stay on track for launch. The scent profile is exactly what we were looking for. Also appreciate the fast replies—makes my job easier."
"Yes, we’ve been using your eucalyptus and evening primrose oils in our formulations. Quality’s been consistent. And, we like that each lot is traceable—it’s important for our QA process. "
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Frequently Asked Questions
Yes. At PhytoEx, we provide pre-shipment samples from the actual production batch upon request. This allows you to test GLA content, oxidation levels, and formulation compatibility before committing to full-scale delivery.
Absolutely. We offer a full documentation package, including COA, MSDS, Organic Certificate (if applicable), Pesticide Residue Report upon request to support.
Our standard MOQ is 1 kg for testing or formulation, and 25–190 kg for production batches. We support flexible volumes to match your needs.
