B Complex Plus | 100 v CapsulesB Complex Plus by Seeking Health provides eight B vitamins with active forms of folate, vitamin B12, riboflavin, and B6. The active form of folate, L 5 methyltetrahydrofolate (L 5 MTHF), is included to help support an immediate metabolic response compared to synthetic folic acid, the form commonly found in other supplements. L 5 MTHF is especially useful for supporting neurological system requirements as it is the only form of folate that crosses the