In horses and cows, poor quality hay can cause vitamin deficiencies.

Though he couldn't have been much over fifty years old, deficiencies caused by a diet of local produce had aged and weakened him.

The syndrome can also cause mental deficiencies in infants.

An imbalance in the friendly bacteria that help break down food can cause vitamin or mineral deficiencies.

You may get vitamin supplements to treat nutritional deficiencies caused by excess alcohol use.

In a 2006 report, the authors had noted it was difficult to eliminate all these dyes without causing nutritional deficiencies.

B47 is linked to (close to on the chromosome) a gene that causes adrenal deficiency.

There are some illnesses and drugs that can cause vitamin deficiencies, and your doctor should advise on supplements.

Do some diseases cause vitamin or mineral deficiencies?

A multivitamin may be recommended by your doctor instead of niacinamide because poor diet usually causes deficiencies in more than one vitamin.