B12 ensures that the body produces an adequate supply of red blood cells, which are responsible for delivering oxygen to tissues and organs
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Taking a pill takes seconds, you can do it anywhere, and there are no needles, which matters for anyone with a needle phobia
So, injections are a more direct way to make sure your body gets the B12 it needs, while tablets might not work as efficiently because they have to go through your stomach and intestines first
For example, a 2020 study gave 202 people with mild mental impairment and low or low-normal B12 levels and elevated homocysteine levels B12 replacement therapy for 3 months ( After the treatment, 84% of the participants reported significant improvements in symptoms, like poor focus, memory decline, and forgetfulness ( Glossitis is a medical term that refers to an inflamed, red, and painful tongue
B12 helps keep this system working efficiently