Is there an association between extract rheum rhaponticum 731 ERr 731 prescription and subsequent breast cancer?The study findings suggest that ERr 731 is not associated with a higher risk of breast cancer compared to women not receiving the treatment or women using HRT. ERr 731® is a standardized R. ERr 731® specifically binds to ER-β without activating ER-α, thereby causing a decrease in menopausal symptom severity without any potential side effects.
What is Rheum rhaponticum?
Abstract. Rheum rhaponticum L. Rheum rhabarbarum L. Rhubarb leaves contain oxalic acid, which can cause stomach pain, diarrhea, vomiting, seizures, and death.
What is Rheum rhaponticum dry root extract?
A dry extract from the roots of rhapontic rhubarb (extract Rheum rhaponticum (L. ERr) has been commercially available in Germany for over two decades to treat menopausal symptoms. However, the molecular basis of its clinical effectiveness remains obscure. Since the beginning of the 1990s, ERr 731®, an extract isolated from the roots of the Siberian rhubarb (Rheum rhaponticum), has been used regularly for the treatment of women suffering from oligomenorrhoea or amenorrhea (trade names Phyto-Strol®, Müller-Göppingen and femi-loges®, Loges).