Answer;
-Vitamin B12
Explanation;
-A toxicity of folate can disguise a true deficiency of vitamin B12, resulting in nerve damage.
-Folic acid is a man-made form of a B vitamin called folate. Folate plays an important role in the production of red blood cells and helps your baby's neural tube develop into her brain and spinal cord.
-High doses of folic acid might cause abdominal cramps, diarrhea, rash, sleep disorders, irritability, confusion, nausea, stomach upset, behavior changes, skin reactions, seizures, gas, excitability, and other side effects.
- Studies have shown that high serum folate levels during vitamin B12 deficiency exacerbate anemia and worsen cognitive symptoms.