You should consult a doctor about vitamin B12 supplementation especially if you have other chronic conditions, like Crohns disease, ulcerative colitis, kidney disease, or heart disease
StatPearls [Internet], 2023 June Takaaki Sugihara, Masahiko Koda, Toshiaki Okamoto, Kenichi Miyoshi, Tomomitsu Matono, Kenji Oyama, Keiko Hosho, Jun-ichi Okano, Hajime Isomoto, Yoshikazu Murawaki
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
Targeted inhibition of NNMT improves insulin responsiveness and may protect against diet-induced obesity. Hong et al., Nature Medicine Longevity and Anti-Aging Potential Because NAD is vital for DNA repair, circadian rhythm regulation, and mitochondrial health, 5-Amino-1MQ is being explored as a geroprotective agent especially when stacked with NAD boosters or sirtuin activators
Which vitamin is better for weight loss: B6 or B12