Hunan, China
Business Type:
Manufacturer/Factory, Trading Company
Registered Capital:
500000000 USD
Plant Area:
>2000 square meters
Management System Certification:
ISO 9001
Average Lead Time:
Peak season lead time: within 15 workday
Off season lead time: within 15 workday
OEM/ODM Service
Sample Available
Overseas Agent / Branch

Primrose Oil, Evening Primrose Oil, Oenothera Biennis Oil manufacturer / supplier in China, offering Evening Primrose Oil, Primrose Oil, High Purity Astilbin 80% by HPLC, Hot Selling Golden Rod Extract 4%-10% Flavonoids and so on.

Gold Member Since 2007
Audited Supplier

Evening Primrose Oil, Primrose Oil

Get Latest Price
Min. Order / Reference FOB Price
25 kg US $20-30/ kg
Port: Changsha, China
Production Capacity: 1000kg
Payment Terms: L/C, T/T
Type: Evening Primrose Oil
Resource: Plants Oil
Processing Method: Boiling
Packaging: Plastic Container
Warranty: 24 Months
Plant Origin: Evening Primrose

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Basic Info

Model NO.: 100% pure oil
Part Used: Seeds
Boiling Point: 240°c (464°f)
Appearance: Light Yellow Oily Liquid, Clear
Shelf Life: 6 Months-12 Months
Color: Yellow
Storage Method: Normal
Trademark: Kingherbs
Transport Package: 20kg/Drum
Specification: 100% pure oil
Origin: China
HS Code: 2938909090

Product Description

Evening Primrose Oil

CAS#: 65546-85-2
Other names: Oenothera biennis oil, Primrose Oil
Botanical Source: Oenothera erythrosepala Borb.
Relieving the discomforts of PMS, menopause, menstruation, endometriosis and fibrocystic breasts
Easing the joint pain and swelling of rheumatoid arthritis
Preventing diabetes-associated nerve damage
Reducing the symptoms of eczema
Treating acne and rosacea
Combating damage from multiple sclerosis
Treating Alzheimer's-related memory deficiencies
Curing impotence and female infertility
Nourishing nails, scalp, and hair
Preventing alcohol withdrawal symptoms
Product NameEvening Primrose OilBatch Number
Latin NameOenothera Blennis LBatch Quantity
Plant Part UsedSeed,100% NaturalCountry of Origin
Extraction methodCold Pressed & RefinedActive Ingredient Markers
Analysis ItemsSpecificationsResults
AppearanceClear pale yellow to yellow oilConforms
Odor & TasteCharacteristic, no foreign odor nor tasteConforms
Relative Density (20 ºC)0.9150-0.93500.923
Refractive index(20 ºC)1.4720-1.48301.477
AssayC16:0 Palmitic, 4.0-10.0%6.49%
C18:0 Stearic, 1.0-4.0%1.90%
C18:1 Oleic, 5.0-12.0%6.25%
C18:2 Linoleic, 65.0-85.0%74.75%
C18:3 a-liolenic, 0.0-0.5%0.45%
C18:3 -liolenic, NLT 8.0%9.40%
Acid Value, mg (KOH)/gNMT 3.00.32
Iodine Value, g I2/100g147-165152
Peroxide value, meq/kgNMT 5.00.35
Saponification Value189.0-199.0mg KOH/g191.2mg KOH/g
Unsaponifiable MatterNMT 2%1.00%
Moisture and VolatilesNMT 0.2%0.04%
Gardner ColorNMT 54
Cold TestClear after 5.5 hours at 0ºCConforms
Heavy MetalsNMT 10ppmConforms
Arsenic (As)NMT 0.1ppmConforms
Lead (Pb)NMT 0.1ppmConforms
Cadmium (Cd)NMT 0.1ppmConforms
Mercury(Hg)NMT 0.1ppmConforms
Benzo(a)pyreneNMT 2ppbConforms
Sum of B(a)P, B(a)A, B(a)F and chryseneNMT 10ppbConforms
Total PCBs (28, 52,101,138,153 et 180)NMT 40ng/gConforms
Microbiological DataTotal Plate Count<1,000cfu/g< 100 cfu/g
Total Yeast & Mold<100cfu/g< 10 fu/g
E. Coli to be absentAbsent
Staphylococcus to be absentAbsent
Salmonella to be absentAbsent

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