Vitamin B12, also called cobalamin, has the most complex and largest chemical structure of all vitamins. This crucial compound is usually considered safe. However, excess consumption of Vitamin ...

Nature - Structure of a Monocarboxylic Acid Derivative of Vitamin B12: Crystal and Molecular Structure from X-ray Analysis Skip to main content Thank you for visiting nature.com.

Methylmalonic Acid Test Results. You may have a vitamin B12 deficiency if you have higher than normal levels of MMA. The tests don’t reveal exactly how serious your deficiency is.

Communities of microbes (microbiomes), particularly in soils, can be startlingly diverse, with as many as 10,000 species in just a cup of material. Scientists are working to understand how microbiomes ...

References [1] Vitamin B12 is not shared by all marine prototrophic bacteria with their environment. The ISME Journal: Multidisciplinary Journal of Microbial Ecology (2023). [2] Cobamide Structure ...

Allergic reactions to vitamin B12 are rare, but real. The reason may sound strange, but it's true - an allergy to cobalt. What's going on here? ... To be fair to Hari, I do not know one organic ...