Research has shown that the three B vitamins in TRI-B® from Carlson can help you maintain your normal blood levels of homocysteine. In each 1-tablet serving of TRI-B, you get 25 mg of vitamin B6 (as pyridoxine HCL), 800 mcg of folate (folic acid) and 400 mcg of vitamin B12 (as cyanocobalamin). Also delivers 24 mg calcium for added support.