Nature’s Way Black Cohosh Root Description: Black Cohosh is helpful during menstruation and menopause. Black Cohosh is a traditional herb for women with mild estrogen-like activity. It is especially helpful during menstruation and menopause. Cohosh is a Native American word meaning “”rough””, which is descriptive of the herb’s rugged black root. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.