Promensil double strength 30s is a dietary supplement that has been formulated with 15 years of scientific research to provide women with support and wellbeing during and after the menopause recommended during the early stages of menopause the double strength tablets are formulated with a balanced source of isoflavones inlcuding red clover a naturally occurring plant oestrogen that helps maintain good general health throughout the menopause boasting the title most extensively studied me