Evening Primrose Oil, formerly known as evening primrose, is a fatty oil of seeds such as the evening leaves of Oenotherabiennis L. and Oenothera glazioviana Mich. Born at an altitude of 1100m on the slopes of the sun, grassland, sandy land and roadside gravel. Native to the temperate regions of the Americas; it has the effect of promoting blood circulation and collaterals, calming the wind and calming the liver, reducing swelling and soreness. For chest pain, stroke, hemiplegia, virtual wind movement, children with hyperactivity, rheumatism and numbness, abdominal pain, diarrhea, dysmenorrhea, fox, sore, eczema. It can blend fats of base oils and essential oils. It has many therapeutic functions. It can be used in capsules for oral treatment of cardiovascular diseases. Premenstrual syndrome, menopausal syndrome, used in aromatherapy, can reconcile lotions, creams, and improve eczema. Psoriasis helps to heal wounds, develop nails, and solve hair problems.