Hibiscus Sabdariffa vs Jue Ming Zi

The deep red calyces of this tropical plant are rich in anthocyanins; one of the most clinically studied herbal teas for lowering blood pressure, rivaling some medications.

Seeds used in TCM to clear liver heat, improve vision, moisten the intestines, and treat hypertension and constipation.

Anthocyanins, Hibiscus acid, Quercetin, Protocatechuic acid

chrysophanol, emodin, obtusin, chrysoobtusin, naphthopyrone glycosides

Hypertension in Egyptian and Mexican traditional medicine, Liver protection, Digestive and diuretic tonic

liver heat, red eyes, hypertension, constipation, headache

Blood pressure reduction (clinical evidence), Cholesterol reduction, Diuretic and kidney support

antihypertensive, laxative, cholesterol reduction, eye health

1.25g dried calyces as tea twice daily or 250mg extract

9–15g dry-fried seeds as tea

May interact with antihypertensives, Avoid with chloroquine (reduces absorption)

pregnancy, diarrhea, hypotension

Hypotension with antihypertensives, GI acidity, Rare allergic reactions

loose stools, diarrhea with high doses, hypotension