· what’s more, we develop metabolic vitamin b12 deficiency well before we develop a clinical deficiency , so there’s “a missed opportunity to prevent dementia and stroke” when we have enough b12 to avoid deficiency symptoms , but not enough to keep our homocysteine in check. This 1. 5-hour live webinar explained the rationale for dr. Symptoms & treatment written by michael greger m. d. Healthiest food sources of vitamin b12 the optimal vitamin b12 dosage for kids, pregnancy, and seniors the best type of vitamin b12 : Visit the video pages for all sources and doctor’s notes related to this podcast. He discussed the symptoms of b12 deficiency and explained how he arrived at what he considers the optimal dose of vitamin b12 supplements in children, adults, the elderly, and during pregnancy. Symptoms and treatment as i discuss in my video the symptoms of vitamin b12 deficiency , it can cause everything from abdominal distention and chronic diarrhea to shortness of breath and swollen, red, painful feet. Gregers new vitamin b12 recommendations. · many doctors mistakenly rely on serum b12 levels in the blood to test for vitamin b12 deficiency. The most common form of supplemental vitamin b12 , cyanocobalamin, may benefit individuals with recurring canker sores—even with normal b12 levels. · b12 deficiency can also manifest as an autoimmune disease against the parietal cells of the stomach, which produce intrinsic factor for the absorption of vitamin b12 , leading to pernicious anemia and malabsorption syndrome of food-bound vitamin b12. This is part of a series on b12. In today’s sanitized, modern world, the water supply is commonly chlorinated to kill off any bacteria. · vitamin b12 deficiency : · b12 deficiency is known as “the great masquerader, with the potential to cause a wide range of disorders of the gut, blood, brain, and nervous system. He clarified why cyanocobalamin (not methylcobalamin) is the best type of vitamin b12 supplement and. • 5 min read vitamin b12 is not made by plants or animals, but by microbes that blanket the earth. This episode features audio from the symptoms of vitamin b12 deficiency and the optimal vitamin b12 dosage for adults. Check out the rest: Cyanocobalamin or methylcobalamin? · today on the nutrition facts podcast, we explore all you’ve ever wanted to know about vitamin b12 but were afraid to ask. · vitamin b12 deficiency can lead to canker sores, as can hematinic (blood-forming nutrient) deficiencies.