Health Research Services (HRS) GmbH is an independent contract research organisation offering specialist services in the areas of Consulting, Scientific Drug Research & Development, Project Management, Clinical Monitoring, Medical Writing and Regulatory Affairs.

About ERr 731

ERr 731® is an extensively researched, natural approach for hot flash relief. It contains an exclusive phytoestrogenic extract of rhapontic (Siberian) rhubarb root known as ERr 731® that has been suggested to be comparable in effectiveness to an ultra low dose of conventional hormone therapies. ERr 731 is distributed abroad exclusivly by HRS.