What is the purpose of each ingredient in Active B12 with L-5-MTHF?

Ingredient	Purpose
Folate	Supports homocysteine metabolism, methylation processes, and nervous system.†
Vitamin B12	Helps methylfolate conversion for methylation processes, supports nervous system and energy.†

†These statements have not been evaluated by the Food and Drug Administration (FDA). This product is not intended to diagnose, treat, cure, or prevent any disease.