Vitamin B12 deficiency symptoms: How to tell if you lack B12 by looking inside your mouth

VITAMIN B12 is crucial nutrient that helps maintain healthy blood and nerve cells. When there is a lack of it circulating inside the body, abnormally large red blood cells are formed that can't function properly. Eventually, this will lead to health complications - what are the signs you're deficient in vitamin B12?
Source: Daily Express - Health - Category: Consumer Health News Source Type: news