You could get a disease called rickets if you have a Vitamin D deficiency.
Disease called Beribery will cause due to deficiency of vita. b.
Ice cravings are normal dont worry about it
Vitamin B6 is used to make neurotransmitters (such as serotonin) and myelin, which insulates the axons of neurons. In adults, deficiency can cause depression, confusion, seizures, inflamed skin, inflamed mucous membranes (lips, gums, etc.), and anemia. However, these symptoms only appear when the deficiency has persisted for a long period of time.
you will have a risk of a heart attack
you get a range of symptons
A deficiency in the essential Vitamin B12.
Generally you can go blind from vitamin A deficiency. Be careful because you can also overdose on it too
if you dont get enough vitamin A your eyes will start to hurt and poor night vision.
Eventually you will start to lose your vision (night vision first, then color/day vision). You will also likely have more illnesses (colds, flu, etc.) because Vitamin A has some role in maintaining a healthy immune system.
Scurvy, among other health problems.
Over time your bones will become fragile.
IF you list it on the B/K. it goes away, you dont owe it anymore.