sublingual b12 vs injection What Are Injections? And Are They Safe? Do You Need a Prescription

Blood levels quickly rise to 560,000,000pmol/L, and if necessary, treatment is repeated within hours for a total of 10,000,000mcg of B12

severe low potassium during rapid correction of severe anemiaseek urgent care for concerning symptoms (MedlinePlus)

This means that instead of these macronutrients going unused, B12 helps them fuel your body for extra energy

Boosts energy levels : By promoting fat burning, HCG helps increase energy levels, even on a reduced-calorie diet

Class-level findings do not guarantee equivalent compound-level outcomes

The symptoms could ( the dizziness or vertigo, loss of balance) but not the solution to my knowledge