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Individuals with severe B12 deficiency benefit most from IV infusions because intravenous delivery raises serum levels faster than other supplementation routes

Interleukin (IL)-1b and TNF-alpha are two inflammatory markers that have significantly risen in animal models as a result of increased stress hormone production (142)

B12 injections deliver the vitamin directly into the bloodstream, ensuring maximum absorption and immediate effects, whereas oral supplements must pass through the digestive system, which can result in lower absorption rates and slower onset of action

Swirl gently until dissolved

This is one area where cutting corners can lead to real consequences