Mr. Jones is a 70-year-old man. He has a decreased appetite and often only consumes one meal per day. He does not like to eat fruits and vegetables and considers meat and potatoes his favorite meal. What vitamin deficiency would he have?

Vitamin A

Explanation:

Vitamin A is found in many fruits and vegetables but meat and potatoes have a little amount. Vitamin A deficiencies correlate with cognitive decline seen in elderly adults.

d they all are treatable but they never completely go away