Postpartum Anaemia: Importance of Iron Supplements After Delivery

Iron supplements after delivery are often essential, as iron deficiency causes anaemia, a condition in which you have a low number of red blood cells (RBCs). This leads to low levels of haemoglobin, the red substance in the RBC that carries oxygen to all parts of your body. If you have anaemia, your tissues and organs will not receive the required amount of oxygen to function well. This will leave you weak, fatigued, and restless.

Anaemia is a Serious Problem After Delivery

If you suffered from low RBC count during pregnancy, then you are at risk of developing postpartum anaemia (anaemia you develop after delivery). Major bleeding during delivery will further deplete your RBC level. If your haemoglobin level is less than 110g/L one week after pregnancy and 120g/L on the 8^th week, you are suffering from postpartum anaemia.

Causes

Postpartum anaemia can develop due to several factors that reduce the body’s iron stores and red blood cell levels after childbirth. Recognizing the root causes can aid in preventing the condition early and ensuring proper management.

1. Blood Loss During and After Delivery

Significant blood loss during vaginal or cesarean delivery is one of the leading causes of postpartum anaemia. Excessive bleeding reduces the number of red blood cells in the body and depletes iron reserves, leading to low haemoglobin levels. Women who experience heavy bleeding or delivery complications are at higher risk.

2. Nutritional Deficiencies

A lack of essential nutrients, especially iron, folic acid, and vitamin B12, during pregnancy and after delivery contributes to anaemia. When the diet lacks adequate nutrients or the body fails to absorb iron efficiently, red blood cell production declines, leading to tiredness and weakness.

3. Pre-existing (Antenatal) Anaemia

Women who enter pregnancy with low iron levels or inadequate iron intake are more likely to develop postpartum anaemia. During pregnancy, the recommended daily iron intake is approximately 27 mg, a level that can be challenging to meet through diet alone. Iron supplementation during pregnancy, under medical advice, helps build and maintain adequate reserves.

4. Increased Nutritional Demands After Delivery

After childbirth, the body requires additional nutrients for healing, energy restoration, and milk production. Breastfeeding increases iron and nutrient demands, and if these needs are not met, it can worsen anaemia.

5. Other Health and Lifestyle Factors

Certain health conditions, such as thyroid disorders or short intervals between pregnancies, can also increase the risk of postpartum anaemia. Women who have multiple pregnancies without adequate recovery time may not fully replenish their iron stores, making them more susceptible to anaemia after delivery.

Symptoms

• Fatigue/tiredness/weakness
• Pale skin
• Depression/irritation/mood swings
• Confusion
• Low milk production leading to low weight gain in babies
• Shortness of breath
• Rapid heartbeat
• Dizziness
• Headaches
• Decrease in immunity

Effects of Low Iron and Anaemia After Delivery

If you suffer from postpartum anaemia, your health and your baby’s will be affected. You may suffer from clogged milk ducts, thrush, delayed healing of nipples, and mastitis.

You will produce a lower volume of milk, and its nutrient content will also be low. This will affect your baby, whose weight gain will not match their age. You may have to wean your baby sooner, and your baby may also suffer from sleeping problems.

Diagnosis

Identifying postpartum anaemia involves a detailed evaluation of symptoms supported by specific blood tests that assess the body’s iron levels and red blood cell count.

Doctors usually begin by assessing how the new mother feels after delivery. Persistent tiredness, weakness, dizziness, or shortness of breath may suggest anaemia, prompting further investigation through laboratory tests.

The most reliable way to confirm anaemia is through a complete blood count (CBC). This test helps measure the number and size of red blood cells and provides essential details such as haemoglobin and haematocrit levels. A low haemoglobin or haematocrit value indicates a reduced capacity of the blood to carry oxygen.

In addition to these tests, ferritin levels are often checked to determine the amount of iron stored in the body. Low ferritin confirms iron deficiency, one of the most common causes of postpartum anaemia. In some cases, the doctor may also assess vitamin B12 and folate levels to rule out other types of nutritional anaemia.

A combination of these test results gives a clear picture of a mother’s iron status and helps guide treatment decisions. Early diagnosis ensures that anaemia is managed effectively, allowing faster recovery and improved energy levels after childbirth.

Treatment Options

Postpartum anaemia can leave new mothers feeling drained, breathless, and low on energy. Fortunately, the condition is treatable, and with the right combination of diet, supplements, and medical support, recovery can be quick and complete.

1. Dietary Modifications

Improving your diet is one of the most effective ways to restore iron levels naturally. Foods rich in iron, such as lean red meat, poultry, and fish, are easily absorbed and help replenish iron stores faster. Plant-based options like lentils, beans, spinach, kale, and fortified cereals are also beneficial but should be paired with vitamin C-rich foods—like citrus fruits, tomatoes, or berries—to improve absorption.
It’s advisable to limit tea, coffee, and calcium-rich foods close to meals, as they can reduce iron absorption. Including nutrient-dense snacks such as dried fruits, nuts, and seeds can also help maintain steady energy levels throughout the day.

2. Iron and Vitamin Supplements

Oral iron supplements are usually the initial treatment choice for women experiencing mild to moderate anaemia. These are available as tablets, capsules, or tonics and help rebuild the body’s iron stores over time.
If oral supplements cause digestive discomfort or are poorly absorbed, your doctor may suggest intravenous (IV) iron therapy, which delivers iron directly into the bloodstream for faster results.
In cases where anaemia is linked to vitamin B12 or folate deficiency, additional supplements or vitamin B12 injections may be prescribed to correct the imbalance and improve energy levels.

3. Intravenous Iron Therapy and Blood Transfusion

If anaemia is severe or symptoms persist despite oral supplementation, IV iron infusions can rapidly restore iron levels and relieve fatigue. In rare, critical cases involving acute blood loss or extremely low haemoglobin levels, a blood transfusion may be necessary. This provides immediate improvement but is considered a temporary solution while other treatments take effect.

4. Supportive and Lifestyle Measures

Adequate rest, hydration, and balanced nutrition are key to recovery. Some women find that herbal preparations, such as nettle leaf or dandelion root, may complement conventional treatment, but these should only be used under medical guidance. Regular follow-ups with your healthcare provider are essential to monitor haemoglobin and ferritin levels until they return to normal.

5. When to Seek Medical Advice

If you continue to feel unusually tired, dizzy, or short of breath after childbirth, consult your doctor promptly. A simple blood test can confirm whether anaemia is the cause and help tailor a treatment plan that suits your individual needs.

Preventing Postpartum Iron Deficiency

Preventing postpartum iron deficiency is essential to restore energy, support recovery, and maintain overall health after childbirth. Follow the recommended diet and supplement routine to boost your iron levels effectively.

• Iron supplements: You will be prescribed iron supplements after delivery. Take the prescribed tablets, capsules or tonic regularly.
• Include iron-rich foods: The iron-rich foods, such as green leafy vegetables, beans, lentils, cereals, fruits, and chicken, to support postpartum recovery.
• Include citrus fruits: Vitamin C in Citrus fruits will increase the absorption of iron by your body. Include oranges, sweet lime, lemon, etc., in your diet.
• Reduce intake of tea: Tannin in tea inhibits absorption of iron, so limit your daily intake of tea.
• Avoid milk or calcium-rich products when taking iron tablets, as they can reduce iron absorption.

Iron plays an important role in keeping you and your baby healthy. A good diet filled with iron-rich foods and regular iron supplements, advised by your doctor, will prevent postpartum anaemia.

If you require diet counselling or lactation advice, contact Dr. Rela Hospital, a baby-friendly hospital that places special emphasis on mother and baby wellness. We will help you through your initial breastfeeding days to establish the best breastfeeding practices.