More clinical research is needed to draw definitive conclusions about the effects of isoflavone intake in patients who have or have had oestrogen-sensitive cancers (such as breast or ovarian cancer).
Herrens Mark therefore, adheres to the precautionary principle and advises former and current oestrogen-sensitive cancer patients to only consume red clover extract in consultation with their own doctor. The intake of food supplements when one is ill should always be discussed with one’s own doctor.