James A. Duke. Handbook of Energy Crops. Description Germplasm Distribution Ecology Cultivation Harvesting Yields and Economics Energy Biotic Factors References Uses Leaves have been used since ancient times as a potherb, a substitute for spinach. Flour of the seeds is an important item in Vitamin A deficiency. Sometimes grown as an ornamental.
Plant yields a blue dye similar to indigo.
Folk Medicine Considered diuretic, emetic, and emollient, orache has been suggested as a folk remedy for plethora and lung ailments. Seeds mixed with wine are said to cure yellow jaundice. They also excite vomiting. Heated with vinegar, honey and salt, orache is used for gout. Fruits are purgative and emetic.