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In it, researchers connected vitamin B12 deficiency and increased body weight Ultimately, if you eat a well-balanced diet that includes foods rich in vitamin B12, then it is unlikely that youll need to take additional B12 Dietary sources often provide everything that is needed
Vitamin B12 is a major factor in the tryptophan production process
Single-use, ideal for small studies and protocol trials
[73] Streptomyces griseus , a bacterium once thought to be a fungus, was the commercial source of vitamin B 12 for many years
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