Whether or not the immune system is functioning properly is the dividing line between maintaining and failing to maintain good health. Generally, in humans, immune function declines with age, peaking around 20 years old. Furthermore, significant stress, alcohol consumption, smoking, and unhealthy habits can further weaken the immune system. Therefore, β-1,3-1,6 glucan is attracting attention as an ingredient that supports health. Black yeast-derived β-glucan is a jelly-like supplement created by the natural power that supports health. Regular price: 13,800 yen → Special price this time: 11,000 yen