Hibiscus sabdariffa L. (roselle, red sorrel; Arabic: karkade) grows as large shrubs or small trees that produce huge, colorful, trumpet-
Researchers at the University of Malaya, in Kuala Lumpur, reviewed the data on its effectiveness and safety. Continue reading Lack of effect of Hibiscus sabdariffa L. on cholesterol
Not according to researchers at St. John’s National Academy of Health Sciences, in Bangalore, India. Continue reading Is there a role for hibiscus to lower cholesterol?
This study was conducted at the University of Sofia in Bulgaria using local herbals.
I don’t know the relevance to herbals in other parts of the world, but the results are disturbing. Continue reading Arsenic, cadmium and lead in medicinal herbs
Researchers from Tufts University in Boston reported during the American Heart Association 2008 Scientific Sessions in New Orleans that drinking 3 cups of hibiscus tea daily for 6 weeks lowered systolic blood pressure (SBP) by about 7 mmHg in prehypertensive and mildly hypertensive subjects. Continue reading Hibiscus tea lowers blood pressure