“Rong nho biển” (Caulerpa lentillifera J. Agardh 1837), which is commonly known as the “Seagrapes” or the “grape seaweed,” is a species of seaweed. It was first discovered and cultivated in Okinawa, Japan. There have various of published researches on the the seagrapes’ chemical composition showing that seaweed contains valuable biological substances, such as vitamins of group A, group B, group C, polyphenols, chlorophyll, etc., especially caulerpin - a substance that stimulates the taste buds to help the appetite as well as has the ability to help regulate blood pressure and enhance digestion, anti-cancer, anti-clotting, anti-viral, antioxidant. Seagrapes contain a huge amount of amino acids, minerals, enzymes that are beneficial for health.