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But whether youre not consuming enough through diet or not absorbing it properly, a B12 deficiency can spell trouble in several areas - including digestive problems

Untreated Vitamin B12 deficiency can lead to neurological problems or pernicious anaemia, which occurs when our bodies don't have enough b12 to produce the amount of red blood cells it needs

B12 plays a key role in maintaining the myelin sheath that protects nerves so problems like tingling or numbness in the face can happen