Bx3 supports homocysteine metabolism. Convenient spray. Easy-to-use and effective. Excellent for people: Have MTHFR gene mutations (see 'Details' tab) Are vitamin B vitamin deficient (often vegetarian or vegan) Smoke or drink alcohol Are under considerable stress Have kidney or thyroid issues. Bx3 contains Vitamin B-12 that is critical for health. One of the most important daily nutrients. And it's the most chemically complex of all the vitamins. Manage Homocysteine: may support healthy homocysteine metabolism as we age. Treat Deficiencies: may support vitamin deficiency symptoms like fatigue and pale skin. Heart Health: may support blood vessel health...