sublingual vs injection b12 Frontiers Oral vitamin B12 versus intramuscular
Description
In a few weeks, initial improvements will be observed and this will gradually increase as the healing progresses

Some people may experience mild side effects such as nausea, vomiting, diarrhoea, headache, or loss of appetite

High doses of Vitamin B6 and B12 may also lead to an imbalance in the gut microbiome, which can cause inflammation in the skin and contribute to the development of Acne

This works well when treating vitamin B12 deficiency

If no dietary or lifestyle changes are made, energy levels may dip slightly, especially in B12-deficient individuals
