Question

when and how do vitamin A decrease in our body​

Answer 1

Vitamin A Deficiency. Vitamin A deficiency can result from inadequate intake, fat malabsorption, or liver disorders. Deficiency impairs immunity and hematopoiesis and causes rashes and typical ocular effects (eg, xerophthalmia, night blindness).

Answer 2

Answer:

Vitamin A is decrease in our body when we not eat green vegetables,milk products,yellow vegetables ,fish liver oil and much more...