The dried calyx contain flavonoids gossypetin compound which act as antioxidant and antibacterial activity.  In folk medicine, it is known to be diuretic and mild laxative. Other benefits from consuming roselle are listed below:

• Treatment of hypertension
• Treatment of cardiovascular and nerve disease
• Prevention of cancers
• Reduce cholesterol level
• Anthocyanins due to vitamin C content
• Treatment for urinary tract infection
• Relieves cough, body heat and sore throat
• Improves skin condition