Determine total peptide needed first: if your protocol calls for 5mg daily for 30 days, you need 5 30 = 150mg total
However, for individuals who require high doses or have difficulty absorbing the vitamin, injections may be a more practical option
Usually, the pain should start to get better after a day or two
This includes incorporating more B12-rich foods like fish, meat, dairy products, and fortified cereals
Dig Dis Sci 2016
A few common symptoms associated with B12 deficiency are: Fatigue General weakness Irritability Numbness / Tingling Pale Skin Memory / Forgetful B12 shots deliver vitamin B12 directly into muscle tissue to boost energy levels, improve brain function, support red blood cell formation, and maintain healthy nerve cells throughout the body