how long do vitamin b12 injections take to work Does It Work? What Are the Benefits of

Regardless of which form of vitamin B12 you choose, be sure to combine it with a healthy, well-balanced diet to meet your nutritional needs and optimize your health.

Symptoms of a B12 deficiency include: Excessive fatigue Nerve problems (pain or abnormal sensations like numbness or tingling) Glossitis (tongue inflammation) Low numbers of white blood cells and red blood cells Vitamin B12 deficiency can be diagnosed with a blood test

Tonight's Four Corners delves into the booming longevity industry which exploits significant gaps in health regulation, exposing consumers to risk More Information Featured: Endocrinologist Dr Katherine Samaras

The injections bypass absorption barriers and can be suitable for people with a B12 deficiency