Lacking of vitamins causes diseases

Lacking of vitamins causes diseases.
Lack of vitamin A results in eye diseased and night blindness.In addition, vitamin A keeps your lungs, throat, nose, eyes, skin and mouth moisturized. This vitamin is present in animal fat such as egg yolk,milk,cream ,fish-liver oil and carrots and yellow or dark vegetables.
Lack of vitamin B is essential for processes production of blood cells and formation of DNA. Apart from that, it also helps keep your nervous system healthy. It protect Skin problems,Fatigue,Depression,Constipation and Tingling and/or numbness.We can be found in fish, poultry, liver, potatoes, and whole grains.
Lack of vitamin C causes scurvy,or suffering from bleeding gums and extreme weakness. vitamin C plays an important role in keeping your skin and bones healthy. It also helps maintain gum disease, swollen and bleeding gums, loose teeth, bruising of your skin, pain in your joints, slow wound healing, This can be prevented by the addition of fresh fruit and vegetable to the diet.
Vitamin D is responsible for the formation of healthy bone tissue. It is found in similar foods to those in which vitamin A is found and can also be manufactured by the body from the action of sunlight on the skin.