can inject b12 on the butt How to Give Yourself a Injection Best Vitamin B12 Injection Sites:

Combined with expert care from longevity-trained clinicians to support lasting results

They improve insulin sensitivity, reduce appetite, slow gastric emptying, and promote significant fat loss while preserving lean muscle mass when combined with proper nutrition and resistance training

A Cochrane review comparing oral and intramuscular B12 found comparable effects on blood levels, and the same principle of good absorption applies to the subcutaneous route

Supports Recovery After Everyday Activities IV hydration may be incorporated into a wellness plan following travel, physical activity, or other lifestyle factors, based on provider evaluation

Clin Genet

If youre deficient, your doc may recommend you take about 1,000 to 2,000 mcg of vitamin B12