vitamin b12 oral vs injection Injections Supplements: Which are more effective? B12 Injections vs. Oral Supplements:

FAO Food and Nutrition Series

The Potential Benefits of methyl B12 injections While methyl B12 injections are primarily used to treat deficiency, their benefits often extend far beyond simply correcting low levels

When hydroxocobalamin is given in high doses (such as during cyanide poisoning treatment), unique effects can be observed: patients often experience a transient reddening of the skin or mucous membranes and a reddish discoloration of the urine due to drug excretion

When malabsorption is the issue, simply eating more B12-rich foods or taking standard oral supplements might not be enough

Parasutterella colonization has been shown to alter tryptophan, tyrosine, and xanthine metabolism in mouse cecal samples 61