Poor immune function: Poor vitamin A status or deficiency makes people prone to infections (3).

Note, a deficiency in vitamin C, zinc, protein, or thyroid hormone may impair the conversion of carotenes to vitamin A, thus creating a deficiency in vitamin A.

Lack of Vitamin A, Vitamin E and Pantothenic Acid may lead to acne.

Deficiency in Vitamin A, Vitamin E and Pantothenic Acid can lead to acne.

Vitamin D is one of them: it can lead to irreversible heart damage.

The consequences of vitamin A deficiency are severe.

The consequences of vitamin A deficiency are severe.

vitamin A deficiency is rare in the United States.

A Vitamin A deficiency can also contribute to acne.

Deficiency of vitamin A leads to night blindness and skin lesions and deficiency of vitamin D leads to the softening and weakening of the bones.

Deficiency of vitamin A leads to night blindness, and skin lesions and deficiency of vitamin D leads to the softening and weakening of the bones.

Vitamin A deficiency causes night blindness and skin lesions and vitamin D deficiency causes softening and weakening of bone.

A lack of vitamin A can even cause night blindness.

People with Psoriasis may suffer from vitamin D deficiency.

A lack of vitamin A can even induce evening blindness.