vitamin b12 injection im or subq Sites: All You Need to Know Best Vitamin B12 Injection Sites:

While B12 can help with energy and metabolism, visible weight loss usually depends on your full program, including diet and activity

Data availability Data generated from this study is not publicly available due to patient privacy concerns

B12 injections are medically indicated for individuals with a diagnosed B12 deficiency or conditions that impair B12 absorption, such as pernicious anemia, Crohns disease, celiac disease, or a history of gastric bypass surgery

Data are lacking from long-term studies to assess whether oral treatment is effective when doses are administered less frequently than daily

The right move is to raise it with your GP or a haematologist, who can review your schedule, rather than quietly adding private injections on top, which leaves no one with the full picture