Function:

Evening primrose oil contains r-linolenic acid (GLA), an essential fatty acid. Essential fatty acid are required by the body for growth and development , and must be obtained from the diet.

Evening primrose oil  is used for skin disorders. Such as eczema, psoriasis and acne. It is also used for rheumatoid arthritis, week bones(osteoporosis), cancer, high cholesterol, heart disease, a movement disorder in children called dyspraxia, alcoholism and schizophrenia, also used for chronic fatigue syndrome, asthma, nerve damage relate to diabetes, an itching disorder called neurodermatitis and peptic ulcer disease.

 Women use it in pregnancy can prevent high blood pressure, it is also can create premenstrual syndrome, endometriosis and some symptoms of menopause such as hot flashes.