Question: how much evening primrose oil for skin?
Answer: It may help ease eczema The review didn't look at the effectiveness of topical EPO for eczema. How to use: In studies, one to four EPO capsules were taken twice daily for 12 weeks. To use topically, you can apply 1 milliliter (mL) of 20 percent EPO to the skin twice daily for up to four months.