Natural Evening Primrose Oil
Botanical Source: Oenothera Biennis L.
Appearance: Clear pale yellow to yellow oil/powder
Plant Part Used: Seed
Specification: γ- Linolenic Acid 9%-10%(Oil);
γ- Linolenic acid 4.5%(Micro Capsule Powder).
Certifications: ISO9001, FSSC22000, KOSHER, HALAL, HACCP, FDA
Packing Size: 190kg/Plastic Drum (Oil); 25kg/Drum(Micro Capsule Powder)
Transportation: Courier, Air, Ocean
MOQ: sample and small kgs trial order available, commercial order MOQ 25kg
Delivery: Ready stock, Prompt shipment
- Free Samples
- Quality Assurance
- 24/7 Customer Service
Product Introduction
What is Natural Evening Primrose Oil?
Evening primrose oil is a premium fixed oil extracted from the seeds of Oenothera biennis, a wildflower native to North America. This nutrient-rich oil contains exceptionally high levels of gamma-linolenic acid (GLA), typically ranging from 9-10%. GLA is a rare omega-6 essential fatty acid that plays crucial roles in hormone regulation, inflammation management, and cellular health.
The oil also contains beneficial amounts of linoleic acid and oleic acid, creating a powerful synergy of essential fatty acids. Our Natural Evening Primrose Oil undergoes strict quality control processes to ensure consistent potency and purity in every batch.

Natural Evening Primrose Oil COA
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Product Name
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Natural Evening Primrose Oil
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Batch Number
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Latin Name
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Oenothera Biennis L.
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Plant Part Used
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Seed,100% Natural
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Extraction method
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Cold Pressed & Refined
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Active Ingredient Markers
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Gamma Linolenic Acid
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Analysis Items
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Specifications
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Results
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Methods used
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Appearance
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Clear light yellow or yellow oil
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Conforms
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Visual test
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Odor & Taste
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Light odor and taste
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Conforms
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Organoleptic test
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Solubility
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Practically insoluble in water and in ethanol (96 per cent), miscible with light petroleum (bp: 40-60 °C).
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Conforms
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/
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Relative Density (20 ℃)
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ca.0.923
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0.921
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AOCS Cc 10a-25
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Refractive index(20 ℃)
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ca.1.478
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1.474
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AOCS Cc 7-25
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Assay
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C16:0 Palmitic, 4.0-10.0%
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6.80%
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AOCS Ce 1a-13
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C18:0 Stearic, 1.0-4.0%
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2.30%
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AOCS Ce 1a-13
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C18:1 Oleic, 5.0-12.0%
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8.70%
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AOCS Ce 1a-13
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C18:2 Linoleic, 65.0-85.0%
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69.30%
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AOCS Ce 1a-13
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C18:3 γ-Linolenic, NLT 10.0%
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10.20%
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AOCS Ce 1a-13
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Iodine Value
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147-165 g I2/100g
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152
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AOCS Cc 1d-92
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Acid Value, mg (KOH)/g
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NMT 1.0mg KOH/g
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0.48
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AOCS Cc 3d-63
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Peroxide Value
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NMT 10.0meg/kg
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0.96
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AOCS Cc 8b-90
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Saponifiable Matter
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189.0-199.0 mg KOH/g
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191
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AOCS Cc 3d-25
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Unsaponifiable Matter
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NMT 2.0%
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1.95%
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AOCS Cc 6a-40
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Moisture and Volatiles
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NMT 0.1%
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Conforms
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AOCS Cc 2d-25
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Cold Test
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Clear after 5.5 hours at 0 °C
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Conforms
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AOCS Cc 11-53
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Lead
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NMT 0.1 ppm
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Conforms
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AOCS Ca 18c-91
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Arsenic
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NMT 0.1 ppm
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Conforms
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AOCS 986.15
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Cadmium
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NMT 0.1 ppm
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Conforms
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AOCS 986.15
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Mercury
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NMT 0.1 ppm
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Conforms
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AOCS 971.21
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Total PCBs (28,52,101,138,153 et 180)
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NMT 40 ng/g
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Conforms
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HRMS
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Benzo (a) pyrene
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NMT 2 ppb
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Conforms
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GC-MS
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Sum of B(a)P, B(a)A, B(a)F and chrysene
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NMT 10 ppb
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Conforms
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GC-MS
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Solvent Residues
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NMT 1.0ppm
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Conforms
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Ph. Eur (2.4.24)
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Pesticides
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Compliance to regulation (EC) 396/2005 on maximum residue level of pesticides in or on food and feed of plant and animal origin.
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Aflatoxins
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Compliance to regulation (EC) 1881/2006 setting maximum levels for aflatoxins in foodstuff.
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GMO
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Non-GMO
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/
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/
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Microbiological Data
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Total Plate Count<1000cfu/g
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Conforms
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GB 4789.2
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Total Yeast & Mold<100cfu/g
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Conforms
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GB 4789.15
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E. Coli to be absent/g
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Absent
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GB 4789.3
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Staphylococcus to be absent/g
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Absent
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GB 4789.10
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Salmonella to be absent /10g
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Absent
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GB 4789.4
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Packing and Storage
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The oil is packaged in 190 kg net standard HDPE drums and purged with nitrogen.
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The oil should be stored in a cool and dry place, protected from light.
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Shelf Life
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The shelf life is two years if unopened in the original standard 190 kg package. Once opened the shelf life of the oil is limited by temperature and light and oxygen exposure. Any remaining oil should be blanketed with nitrogen and used as soon as possible.
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Natural Evening Primrose Oil Benefits
1. Hormonal Adjust Support
Helps control menstrual cycles and diminish PMS symptoms
Supports menopausal consolation and hot streak management
May make strides hormonal skin conditions
2. Skin Wellbeing Enhancement
Strengthens skin boundary work and progresses hydration
Reduces irritation and relieves chafed skin
Supports administration of skin inflammation and dermatitis
3. Anti-Inflammatory Properties
Natural GLA substance in Natural Evening Primrose Oil makes a difference decrease systemic inflammation
Supports joint consolation and mobility
May advantage cardiovascular wellbeing markers
4. Essential Greasy Corrosive Support
Provides omega-6 greasy acids regularly missing in present day diets
Supports cellular film wellbeing and function
Aids in appropriate prostaglandin production

Natural Evening Primrose Oil Applications
Dietary Supplements
Softgel capsules for hormonal support
Liquid details for simple absorption
Powder microcapsules for steady rack life
Cosmetic Formulations
Premium facial serums and moisturizers
Anti-aging creams and treatments
Therapeutic skin care products
Functional Foods
Nutritional refreshment enrichment
Health nourishment fixing applications
Specialty nourishment item development
Therapeutic Products
Women's wellbeing supplement formulations
Skin condition administration products
Anti-inflammatory supplement blends

Certificates
• ISO9001 Quality Management System Certificate
• FSSC22000 Food Safety System Certificate
• HACCP System Certificate
• HALAL Certification
• KOF-K Certification
• FDA Registration
• Part of Hunan Botanical Extract Association (HNBEA)

FAQ
Q: Can Evening Primrose Oil advantage skin conditions?
A: Yes, its anti-inflammatory and skin-barrier reinforcing properties make it a well known complementary supplement for overseeing skin inflammation (atopic dermatitis), psoriasis, and skin break out, regularly moving forward skin hydration, redness, and irritation.
Q: How might it back cardiovascular health?
A: The GLA and linoleic corrosive in Evening Primrose Oil may offer assistance lower blood weight, decrease "terrible" LDL cholesterol, and avoid blood clot arrangement, contributing to by and large heart wellbeing. In any case, it ought to complement, not supplant, standard treatments.
Q: Are there vital side impacts or intuitive to consider?
A: It is for the most part secure but can cause mellow stomach related disturbed. It may connected with blood-thinning solutions (like warfarin) and certain psychiatric drugs. Individuals with epilepsy or those planned for surgery ought to counsel a specialist some time recently use.
Q: What makes your evening primrose oil diverse from others?
A: Our oil is cold-pressed utilizing immaculate extraction strategies without hurtful solvents, guaranteeing most extreme GLA maintenance and bioavailability with total traceability from seed to last product.
Packaging and Transportation
• Essential bundling: 25kg/drum for bulk orders
• Test sizes: 100g, 1kg, 5kg, or 10kg food-grade plastic bags
• All bundling materials meet food-grade security standards
• Nitrogen flushing accessible for expanded rack stability
• Temperature-controlled capacity proposals provided
• Different transportation alternatives: messenger, discuss cargo, sea shipping
• Total documentation bundle included with each shipment

Why Choose Us?
Source-to-Shelf Quality Control
We keep up elite associations with certified planting bases, controlling each viewpoint from seed choice to collect timing. This guarantees reliable GLA substance and disposes of crude fabric quality changes that torment numerous suppliers.
Advanced Extraction Technology
Our exclusive cold-pressing innovation jam sensitive basic greasy acids whereas killing oxidation dangers. Not at all like competitors who utilize warm or chemical preparing, we keep up oil astuteness for greatest restorative benefit.
Flexible Fabricating Solutions
Whether you require bulk oil, microcapsule powder, or custom detailing bolster, our coordinates generation offices adjust to your particular prerequisites. We offer everything from little trial clusters to large-scale commercial production.
Rapid Reaction Capability
With prepared stock and streamlined coordinations, we convey tests inside 3-5 commerce days universally. Our generation arranging guarantees steady supply accessibility, avoiding expensive extend delays.

Warehouse & Shipping

Our Teams & Exhibitions

Contact Us
Ready to experience the difference that premium Natural Evening Primrose Oil can make for your products? Our technical team is standing by to discuss your specific requirements and provide customized solutions.
Get in touch today: info@kingherbs.com
Let us help you unlock the full potential of this remarkable botanical extract for your next project. With over 25 years of expertise and unwavering commitment to quality, Kingherbs Limited is your trusted partner for premium natural ingredients.
Send Inquiry
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