The health benefits of rose apple fruits (Makopa) come from its nutritional contents: protein, fiber, vitamin C, iron and calcium. It contains no saturated fats and sugar. Rose apples have insignificant amounts of cholesterol and sodium, as well. Found in the rose apple’s roots and barks is the alkaloid called jambosine. The health benefits of rose apple fruits to diabetics is attributed to this compound. It help lower ones blood sugar level.