1. Pomelo peel Extract has anticancer effect, killing lots of cancer cells.2. Naringin has effective scavenging of free radicals. Naringnin has protective effect on brain hemisphere. 3. Naringin can significantly lower the plasma cholesterol concentration and the hepatic cholesterol content.4. Pomelo peel extract has bioactive effect on human health as antioxidant, free radical scavenger, antisepsis, anti-inflammatory, antispasmodic activity.