why vitamin b12 injections The Advantages of Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine Vitamin B12 injections vs tablets:

Rare but Serious Complications Even though rare, serious problems can happen with Vitamin B12 shots

ClevelandClinic.org

Usage Tip: Pull your hair back and apply one spray to each side of the thinning area and one spray to the back of the scalp, then massage it in before it drips

What to Expect During Recovery Once treatment begins, recovery typically follows this timeline: First Few Days to Weeks: Many people notice an increase in energy and improvement in symptoms like fatigue and weakness within the first week of treatment

Most patients may experience increased energy and appetite suppression, within 2-3 weeks of starting treatment [2]