Medically reviewed by Brian T. Luong, DMD Anemia (a lack of healthy red blood cells) can produce a swollen and painful tongue ...

1. Red Tongue Your tongue is typically pinkish-red in color. Folic acid or vitamin B12 deficiency can cause your tongue to appear red or glossy. This change could also just be from red foods or ...

Vitamin B12 deficiency can cause a range of symptoms, affecting energy levels, nerves, and cognitive functions such as; Feeling tired or weak, even after rest, Shortness of breath or dizziness, ...

Other possible symptoms of a vitamin B12 or B9 deficiency include: mouth ulcers a sore, red tongue depression memory problems problems with understanding and judgment To treat a vitamin B12 or B9 ...

Vitamin B12 is found exclusively in animal-based products such as milk, cheese, curd, eggs, meat, and fish. While vegetarians ...