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Vitamin and mineral deficiency

If your body isn’t getting enough of a particular vitamin or mineral this can cause a deficiency. Vitamin and mineral deficiencies can cause many different health problems. Use the links below to learn more about common deficiencies.

Iodine deficiency

Iodine deficiency is the most common cause of thyroid disease. Learn about the causes and how to ensure you are getting enough iodine.

Iron deficiency

Iron is essential for your body. Low iron levels can cause anaemia. Read about how iron deficiency can lead to health problems and how it is treated.

Magnesium deficiency

Magnesium deficiency is when your body doesn't get all the magnesium it needs. Read more about magnesium deficiency symptoms, diagnosis and causes.

Potassium deficiency

Potassium deficiency can affect your body, including your muscles and cause cardiovascular symptoms. Read about the causes of potassium deficiency.

Vitamin A deficiency

Vitamin A deficiency is when you don’t get enough vitamin A in your diet. Your body needs a certain amount of vitamin A to function well.

Vitamin B deficiency

Vitamin B deficiency can happen when you don’t get enough of the right nutrients. Learn about the symptoms of vitamin B deficiency.

Vitamin C deficiency

Vitamin C deficiency can happen when you don’t have enough fruits and vegetables in your diet. Learn more about vitamin C deficiency and scurvy.

Vitamin D deficiency

Vitamin D deficiency occurs when your body doesn't get enough vitamin D to function well. Learn about the symptoms and how to get enough vitamin D.

Vitamin K deficiency

Vitamin K deficiency can stop your blood from clotting properly and weaken your bones. Read more about how to prevent and treat vitamin K deficiency.

Zinc deficiency

Zinc deficiency is when your body does not have enough of the mineral zinc. Read more about zinc deficiency symptoms, diagnosis and causes.

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