Patients taking evening primrose oil in studies have reported only minor side effects like an upset stomach, nausea, headaches and loose stool. Most people can avoid these side effects by taking this supplement with meals or in smaller doses. Evening primrose oil is not recommended for pregnant women because it may cause uterine contractions. Schizophrenic patients taking anti-psychotic medications could experience an increase risk of epilepsy. This supplement is not recommended for people with blood disorders and those taking blood thinners.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.