A plant rich in elements with natural estrogenic action that can be used with good results in premenstrual syndrome and menopause. Instructions for use It is recommended to take Dietmed Evening Primrose Oil 500 mg 120 pearls, one pearl per day, preferably during the main meal. It is recommended to adhere to this daily dose, unless a healthcare professional recommends otherwise. ingredients 2,000 mg evening primrose oil (minimum 10% GLA). 20 mg vitamin E.