PJ’s Corner: Milk and Iron Deficiency Anemia in Children

In this month’s PJ’s Corner interview, Haley Riggs, RD, pediatric dietitian with Saint Francis Children’s Physicians, answers questions about milk and iron deficiency anemia in children.

Q: What is anemia?

A: Anemia occurs when red blood cells are not healthy enough to make hemoglobin, the protein that carries oxygen to the body’s tissues. There are different types of anemia, but iron-deficiency anemia is the most common. Iron is essential for making hemoglobin, so when the body doesn’t have enough iron, it cannot produce enough healthy red blood cells.

Q: How can drinking too much cow’s milk contribute to anemia in young children?

A: Nutrient deficiencies typically happen in two ways: either a child is not consuming enough nutrients, or the body is not absorbing them properly.

Cow’s milk is not a good source of iron, so children who drink a lot of milk may feel full and eat fewer iron-rich foods. In addition, calcium in cow’s milk interferes with iron absorption. Even if a child is eating iron-rich foods, too much milk can prevent the body from absorbing that iron effectively.

Cow’s milk can also cause inflammation in the gastrointestinal tract, which can further interfere with iron absorption.

Q: What is the recommended daily intake of cow’s milk for children?

A: For children over age 1, the recommendation is no more than 24 ounces per day. Drinking more than that increases the risk of poor iron intake and absorption.

Q: What are the early warning signs that a child may be drinking too much milk or developing anemia?

A: Symptoms can be subtle. Many children are diagnosed through lab work rather than obvious signs. However, possible symptoms include fatigue, decreased appetite, pale skin, brittle nails and cold hands or feet.

In more severe cases, children may experience dizziness or shortness of breath. A noticeable decrease in activity level can also be a sign, especially in toddlers who are typically very active.

Q: How can parents help balance milk intake and ensure their child gets enough iron?

A: Structure is key. Offering milk only at mealtimes can help limit intake. An 8-ounce serving (about the size of a school milk carton) at breakfast, lunch and dinner helps keep total intake within recommended limits.

Avoid offering milk throughout the day, as it can reduce a child’s appetite for other foods. Transitioning from bottles to structured meals after age 1 is also important, since infant formulas and breast milk contain more iron than cow’s milk.

Q: How severe can iron-deficiency anemia become?

A: Diagnosis is made through bloodwork. In severe cases, children may require hospitalization for IV iron or blood transfusions, though hospital stays are typically short.

Q: What does treatment typically involve?

A: Treatment depends on severity. Some children may need iron supplements, either in pill or liquid form. Dietary changes are also important.

Reducing milk intake to under 24 ounces per day is often the first step. Children should also aim to eat at least two servings of iron-rich foods daily. With these changes, many children can eventually stop taking supplements.

Q: What are good sources of iron for children?

A: The best sources are meats and beans, which are also the most easily absorbed. Other options include eggs, lentils, leafy green vegetables and fortified grains such as cereals, breads, brown rice and pasta.

Q: Are there additional practical strategies for parents?

A: Focus on maintaining a consistent meal schedule and limiting milk to mealtimes. Introduce iron-rich foods early, including meats and beans in age-appropriate forms. Monitoring how much milk is offered—and when—can make a significant difference.

Q: Are parents typically surprised to learn that milk can contribute to anemia?

A: Yes. Many families are unaware of the connection. While it can be concerning to receive a diagnosis, it is often reassuring to learn that the condition is manageable with simple dietary changes.