Name
Vitamin B-12
Other Names
Cobalamin, Cyanocobalamin, Methylcobalamin, Adenosylcobalamin, Hydroxocobalamin
Type
Vitamin
Common Dosing
250-500 mcg daily
Color
Red or pink
Health Benefits
Brain
Vitamin B-12 was identified in the early 20th century while searching for a cure for pernicious anemia, a deadly blood disorder. By 1948, researchers isolated cobalamin, marking a major medical breakthrough. Vitamin B-12 is an essential water-soluble vitamin that supports red blood cell production, nerve function, and DNA synthesis. It is produced by bacteria and found in animal-based foods, fortified products, and supplements. Since the body cannot produce B-12, regular intake is necessary for energy, brain health, and overall well-being.
Vitamin B-12 is produced by bacteria and is naturally found in animal-based foods such as meat, fish, eggs, and dairy. Industrially, B-12 is created through bacterial fermentation for use in fortified products and medical treatments.
Vitamin B-12 is essential for red blood cell formation, nerve function, and DNA synthesis. It helps prevent anemia by supporting healthy red blood cell production, reducing fatigue and weakness. B-12 is crucial for brain health and nerve function, aiding in memory, mood regulation, and preventing nerve damage. It also plays a role in energy metabolism, helping the body convert food into usable energy.
Native Regions
Vitamin B-12
China is largest global producer
Uses
Vitamin B-12 is essential for red blood cell production, nerve function, DNA synthesis, and energy metabolism. It is widely used in dietary supplements and fortified foods to prevent deficiencies, especially for vegetarians and vegans.
Medically, it treats B-12 deficiency, pernicious anemia, and neurological disorders, often through injections or high-dose supplements. It is also added to animal feed to support livestock health and growth. Additionally, B-12 plays a role in cognitive function and mental health, potentially helping with memory and mood regulation.
Articles and Videos
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Warnings
Vitamin B-12 deficiency can lead to fatigue, weakness, and dizziness due to impaired red blood cell production, which can cause anemia. Neurological symptoms such as numbness, tingling in hands and feet, memory problems, confusion, and difficulty concentrating may develop, potentially leading to nerve damage if prolonged. Severe deficiency can result in mood changes, depression, and increased risk of cognitive decline. In infants and pregnant women, deficiency can cause developmental issues and birth defects. Since B-12 is mainly found in animal-based foods, vegetarians, vegans, and individuals with digestive disorders (such as pernicious anemia or Crohn’s disease) are at higher risk and may require supplementation.
Products that contain Vitamin B-12
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