Why Vitamin B12 Matters for Nerve Health Vitamin B12 (cobalamin) is an essential water-soluble vitamin required for: Myelin repair (protective coating around nerves) Neurotransmitter function DNA synthesis & cellular repair Red blood cell formation & oxygen delivery The body cannot manufacture B12 , and deficiency is common especially among older adults, vegans/vegetarians, people with absorption disorders, and those taking drugs like metformin
Prevention of anemia through increased red blood cell formation
Why B Vitamins Are Important for Moms Folate (B9): Helps prevent neural tube defects and supports brain and spinal cord development
Common sizes are 2 mg, 5 mg, 10 mg, 15 mg, and 30 mg
In: Shils M, ed
References Gwyer, D., Wragg, N