is b12 injection good Services B12 Shots for Weight Loss:
Description
The Cleveland Clinic reports that 15% of adults over 60 have B12 deficiency, yet many experience unexplained fatigue, pale skin, and rapid heartbeat that doctors often dismiss as stress

This can aid in weight loss without the catabolic side effects often associated with extreme calorie restriction

However, that also means there's no published research showing this specific combination is safe, either

Microdetermination of N1-methyl-2-pyridone-5-carboxamide, a major metabolite of nicotinic acid and nicotinamide, in urine by high-performance liquid chromatography
