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So its not necessarily better or worse, its just a different level of support

Tailored Benefits for Seniors As we age, our bodies become less efficient at absorbing vitamin B12 from food due to decreased stomach acid production

Science Team: The astronomers who planned the observations and analyzed the data

Injections are advised to circumvent potential absorption challenges in the gastrointestinal tract, particularly for those with known issues like Crohn's disease or irritable bowel syndrome, providing a more immediate replenishment compared to oral supplements, which may not be fully absorbed

It is given to anyone with a specific vitamin deficiency