US$ 29.69
merck vitamin b12 injection CYANOCOBALAMIN 1,000MCG/ML Compounded Methylcobalamin (Vitamin B12) Injection,
Description
Vitamin B12 is an essential nutrient that plays a key role in red blood cell production and neurological health, while the MIC compounds help the body metabolize fats and maintain balanced energy levels

Jul 16 2021;10(14)doi:10.3390/jcm10143151
It can correct deficiency-related fatigue, but it is not a stimulant

Here, color refers to the pen casing and label, not the liquid inside
