Thanks to the great availability of vitamin supplements that you can find in many places: from supermarkets to pharmacies, herbalists, etc. A situation of hypervitaminosis is more and more frequent. Do you want to know your symptoms and the problems that can cause due to each type of vitamin? The good news is that hypervitaminosis is very uncommon, although sometimes it does happen. Vitamins are essential organic substances which we need to take from food) and are required in small quantity. The problem begins when they are taken in excess and accumulate in our body.