1000 mcg b12 injection daily Cyanocobalamin 1,000 / mL 1 mL Cyanocobalamin is a form of vitamin B12 Vitamin B12 Monthly Injection: Typical

Certain populations face higher deficiency risk: vegetarians and vegans (B12 is primarily found in animal products), adults over 50 (decreased stomach acid reduces B12 absorption), individuals with digestive disorders like Crohn's disease or celiac disease, and those taking medications like metformin or proton pump inhibitors

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Vitamin B12 is important for brain function, and a deficiency can lead to cognitive impairment, such as memory loss and difficulty concentrating

Common causes include inadequate dietary intake, particularly in those following strict vegetarian or vegan diets that exclude meat, eggs, and dairythe primary sources of B12

In the lorcaserin group, 22.6% of patients lost at least 10% of their body weight, as compared to 9.7% of patients in the placebo group [84]