If the label says it contains B12 but the solution shows no color, either the B12 concentration is extremely low (possible but unusual), the B12 has degraded (possible if exposed to light), or there was a labeling error (possible at any pharmacy)
Oral Surg
These shortages can harm our health, affecting blood cell production
Reported or proposed issue Pregnancy, breastfeeding, children, liver disease, or cancer history Evidence source No direct human safety data Known or theoretical
Full-B12 Injection also helps in the formation of red blood cells and enhances the absorption of iron in the body
in Advances in Thomas Addison's Diseases (eds Bhatt, R., James, V