[41] : 974975 Signs of low vitamin levels in infants and young children can include anemia, poor physical growth, and neurodevelopmental delays
"Several liver diseases like acute hepatitis, cirrhosis, hepatocellular carcinoma and metastatic liver disease can also be accompanied by an increase in circulating cobalamin," according to the aforementioned researchers
You are not advised to self administer this injection
There are also a number of health conditions that prevent patients from being able to absorb a sufficient amount of vitamin B12 both through their diet and through vitamin supplements, making injections the only method that ensures they are not deficient
For individuals with digestive sensitivities, those taking acid-reflux medications, or anyone on a plant-based (vegan/vegetarian) diet, absorbing enough B12 through food or pills is virtually impossible