Scurvy Scurvy Scurvy is a disease resulting from a lack of vitamin C (ascorbic acid). Early symptoms include weakness, feeling tired, and sore arms and legs. Without treatment, decreased red blood cells, gum disease, changes to hair, and bleeding from the skin may occur. As scurvy worsens there can be poor wound healing, personality changes, and finally death from infection or bleeding. Typically, scurvy is caused by a lack of vitamin C in the diet. It takes at least a month of little to no vitamin C before symptoms occur. In modern times, it occurs most commonly in people with mental
Vitamin A deficiency to the liver, maximising the VAD. Treatment of VAD can be undertaken with both oral Vitamin A and injectable forms, generally as vitamin A palmitate. The richest animal sources of vitamin A (retinol) are livers (beef liver - one ounce provides around 8,000 IUs ) and cod liver oil - one teaspoon provides around 4,500 IUs ). Researchers at the U. S. Agricultural Research Service have been able to identify genetic sequences in corn that are associated with higher levels of beta-carotene, the precursor to vitamin A. They found that breeders can cross certain variations of corn to produce a