Evening primrose oil is obtained from the seeds of the evening primrose seed.
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.
FDA, ISO CERT.