b12 with lipotropics injections side effects Managing Lipo Injection Safely Lipo B12 Injections Benefits, Ingredients

Elevated homocysteine levels can lead to vascular complications, increasing the risk for atherosclerosis and heart disease

Many clinics use pre mixed or mass- produced formulations that can lose potency, contain unnecessary fillers, or fail to meet medical grade standards

Even if you can absorb B12 but have a deficiency caused by diet, a short course of injections would be the best way to bring levels up quickly, so I imagine that's why you were given it rather than tablets

How many you need will depend on several factors, including your age, activity level, physical health, frequency of injections, and how well your body responds to the treatment