vitamin b12 injections uses Compounded B-Complex Injection Vitamin B12 Injections: Benefits, Uses,
Description
A- In some patients, it only takes a few weeks to notice an increase in energy levels and improvement in nerve symptoms, although a full cure can take much longer, depending on how bad the deficiency is and how compliant the patient is

Studies using scintigraphy to track food transit show that stomach emptying rates decrease by 40-60% at therapeutic doses

Its also common on other oily areas, like the face and chest, and can be difficult to treat
[41] : 974975 Signs of low vitamin levels in infants and young children can include anemia, poor physical growth, and neurodevelopmental delays
