BRM4® is a proprietary immune enhancing complex from Daiwa Health Development, shown in clinical studies to enhance the immune system by increasing the activity of the white blood cells.  BRM4® can enhance Natural Killer (NK) cell function, increase the count of T and B lymphocytes, strengthen and increase the macrophages and cytokines.

The active ingredient, Rice Bran Arabinoxylan Compound (RBAC), is derived from rice bran, modified by Shiitake enzyme; an immune modulator, proven safe.