Evening-primrose oil is used to treat skin conditions such as psoriasis, eczema and acne. It is also a natural treatment for osteoporosis and rheumatoid arthritis.
According to WebMD, evening-primrose oil can be used in the treatment of cancer and heart disease, and can lower cholesterol. Evening-primrose oil can also be used to treat dyspraxia, a condition in children that causes leg pain due to blocked blood vessels. Diabetes-related nerve damage and asthma can also be treated with evening-primrose oil, according to WebMD. Evening-primrose oil can also be used as a dietary supplement, as it is a source of essential fatty acids. The fatty acid helps to decrease inflammation in the body, which is why evening-primrose oil can be helpful for people with eczema or arthritis. Irritable-bowel syndrome and peptic-ulcer disease may also be managed with evening-primrose oil. The supplement is also used in the treatment of Alzheimer's, schizophrenia and alcoholism, and can aid in the management of Attention Deficit Hyperactivity Disorder in children. According to WebMD, evening-primrose oil can increase bleeding as a side effect. Those who are taking the supplement should stop at least two weeks before surgery. Women who are breastfeeding should consult their physicians before taking evening-primrose oil.