Vitamin B is absolutely required for healthy functioning of body. But too much intake can cause problems. These are some of the symptoms of hypervitaminosis B.
This is one of the common symptoms of vitamin B overdose.
Overdose of vitamin B can cause indigestion, nausea and more.
This may also be a symptom of hypervitaminosis B.
Vitamin B in excessive amounts can lead to high or low blood pressure.
Hypervitaminosis B can also result in mood swings.