In this episode, Dr. Hugh explains why vitamin B12 matters so much for your body and what can stop you from absorbing it the right way. He breaks down how B12 absorption, intrinsic factor, stomach acid, and the small intestine all work together. He also explains why some people can have normal or high B12 on lab work but still have deeper problems. Find out what's been missing schedule zoom callIn this episode, you will learn:What vitamin B12 does for your nerves, red blood cells, brain, energy, and heart Why B12 is water soluble and why extra B12 is often flushed out in urine How stomach acid helps release B12 from food Why intrinsic factor is needed to carry B12 so your body can absorb it How low stomach acid, gut inflammation, and autoimmune problems can block B12 absorption Why high homocysteine may point to a B12 problemHow MTHFR can affect folate and B12 pathwaysWhat lab markers may help show when B12 is not being used well Who this episode is for:People with fatiguePeople with brain fogPeople with nerve symptomsPeople with gut problemsPeople trying to understand B12 labs and homocysteineMain takeaway:B12 is important, but absorption is the real keyYour stomach, intrinsic factor, and small intestine all need to work wellIf one part breaks down, your body may not get the B12 it needsNeed help? This is the new address to schedule a Zoom call: https://dochugh.com/schedule-your-zoom-call-with-dr-hugh-wegwerth