Moreover, it is very rare that any forms of vitamin B12 are found in plant-based foods, making a dietary supply of B12 difficult for vegans to obtain (see here: Vitamin B12 for Vegetarians and Vegans)
Because B12 is an essential vitamin that our body cannot produce on its own, in order to have adequate levels of B12 we must ensure that we are able to extract what we need from the food we consume and the supplements we take
See also capsule reagent SLU-PP-332 5-Amino-1MQ test ranges used in scientific publications In the available scientific literature, 5-Amino-1MQ has been studied mainly in cellular and animal models, where its effect on the activity of the enzyme NNMT (nicotinamide N-methyltransferase), energy metabolism and processes related to lipid metabolism has been assessed
In the acute COVID-19 context, previous studies have demonstrated that vitamin B12 increases the flow of the sulfur amino acid pathway, favoring production of glutathione, an important antioxidant agent, in leukocytes of patients with moderate and severe COVID-19 18
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