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Evening primrose oil

Description
Evening primrose oil is obtained from the seeds of the evening primrose plant, (Oenothera biennis) by cold pressing, without solvents. The oil can be taken directly as a liquid or in the form of capsules.

Efficacy and Nutritional components
Evening primrose oil is a natural, and the richest source of Gamma-Linolenic acid(GLA). It contains about 10.0% GLA and 68.0-78.0% Linoleic acid. Some people use evening primrose oil for chronic fatigue syndrome (CFS), asthma, nerve damage related to diabetes, it is also for an itching disorder called neurodermatitis, hyperactivity in children and attention deficit-hyperactivity disorder (ADHD), and gastrointestinal disorders.

Women use evening primrose oil in pregnancy for preventing high blood pressure, shortening labor, starting labor, and preventing late deliveries.

Women also use the oil for premenstrual syndrome (PMS), breast pain, endometriosis, and symptoms of menopause such as hot flashes.

Specification
Botanical name Oenothera biennis L.
Part of plant used Seed
Origin China
Product NO. XQD-ESP010
Physical/Chemical Specifications
Appearance A clear bright yellow oil
Acid value (KOH mg/g) ≤ 2.0
Peroxide value (meq/kg) ≤ 10.0
Saponification value (KOH mg /g) 189.0-199.0
Unsaponifiable matter (%) ≤2.0
Moisture and volatiles (%) ≤0.20
Gardner color ≤ 5
Cold test Clear after 5.5 hours at 0°C
Residual solvent (mg/kg) Negative
Lead (ppm) ≤ 0.2
Arsenic (ppm) ≤ 0.2
Cadmium (ppm) ≤ 0.2
Mercury (ppm) ≤ 0.2
Fatty acid composition
C:16:0 palmitic % 5.5-7.0
C18:0 Stearic % 1.0-3.0
C:18:1 Oleic % 5.0-10.0
C18:2 Linoleic % 68.0-78.0
C18:3 γ- Linolenic % ≥ 10.0
Others % 0-2.0

Applications
XinQiDian offers evening primrose oils for high quality edible oil, nutritional supplements, natural cosmetics, pharmaceutical Intermediates, food additive and health-care food.

Feature
Evening primrose oil is physically cold pressed to retain the natural vitamins and minerals in seeds. It is a high-purity natural product.

Notice
Package: 190KG/200L HPET drum with export standard, purged with nitrogen, or as customers' requirements.
Storage: The oil should be stored at a cool and dry place, protected from light
Shelf life: Two years if unopened in the original package. Once opened, the oil should be purged with nitrogen and used within six months

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