When B12 levels are low, it can have a direct impact on your metabolism, making it harder for your body to use or burn calories which in turn makes it harder to lose weight and keep it off
If you don't have a deficiency, you probably won't notice any benefits from a B12 shot, especially since any excess is simply excreted through urine
Robert Clarke 2026-01-09Verified Purchase Verified purity matches claims
Abbreviations CT: Combined treatment SS: Single surgery JOA: Japanese Orthopaedic Association LDH: Lumbar disc herniation MIS-TILF: Minimally invasive transforaminal lumbar interbody fusion ODI: Oswestry Disability Index PEID: Percutaneous endoscopic interlaminar discectomy VAS: Visual Analog Scale VB12: Vitamin B12 RCT: Randomized controlled trial POD: Postoperative day TNF-: Tumor necrosis factor alpha IL: Interleukin PGE2: Prostaglandin E 2 CI: Confidence interval References Han J, Tang W, Li G, Ji X, Wu X, Zhu K, et al
However, high doses of vitamin B12, such as those used to treat a deficiency, might cause: Headache Nausea and vomiting Diarrhea Fatigue or weakness Its important to note that these side effects are generally mild and temporary