Vitamin B12: here is the signal that indicates a deficiency that you do not imagine
The latter is a water-soluble vitamin and represents a kind of fundamental “fuel” for our nervous system.
Vitamin B12, called cobalamin, is generally found in all foods of animal origin, such as meat, eggs, milk, fish, liver.
First of these the tingling, which occurs at the extremity of the body.
Another very common symptom is chapped lips, in an almost chronic way.
The latter could indicate, in addition to a deficiency of Vitamin B12, also of Vitamin B9 and Vitamin B6.
Also, the absence – or reduction – of Vitamin B12 could cause cracking in the corners of the mouth, namely angular cheilitis.