This Senna Auriculata is also called as Matura tea tree, Avaram or ranawara.The dried flowers and flower buds are used as a substitute for tea.It also improves the complexion in women. Hibiscus has been used by different cultures as a remedy for several conditions. The flowers can be eaten raw but are often used to make herbal tea. Some research suggests that hibiscus may have a positive impact on cholesterol and blood pressure.. This hibiscus tea to lower body temperature, treat heart and nerve diseases. This tea was used to treat constipation, cancer, liver disease, and cold symptoms.So this tea will helps more in case of diabetes patients...Try to go with Nature...