Black garlic is made under a course of special selection of fresh garlic and the scientific fermentation treatmnet. As a pure natural and healthy food, it mainly contains amino acids, proteins, garlic-ene, active SOD and polyphenols and so on. A Japan research show that the black garlic has good effects in resisting fatigue and ageing, enhancing immunity, recovery of the diabetics, assisting in the recovery of the weakened, preventing flu and preventing cancer. It is also helpful for adjustting blood pressure, blood sugar, blood lipid and cholesterol levels and improving the syptoms of constipation and insomnia.