Understanding Jaundice in Newborns and the Role of Breastfeeding
- May 1, 2023
- 3 min read
Welcoming a newborn into your family brings joy and many questions, especially when your baby shows signs of jaundice. Jaundice is common in newborns, but it can feel worrying when you see that yellow tint on your baby’s skin or eyes. Let’s gently explore what jaundice means, why it happens, and how breastfeeding plays a comforting role during this time.

What Causes Jaundice in Newborns?
Jaundice happens when there is a build-up of bilirubin in the blood. Bilirubin is a yellow pigment created when the body breaks down old red blood cells. Normally, the liver processes bilirubin and removes it through the digestive system. But in newborns, the liver is still maturing and may not be able to clear bilirubin quickly enough.
Babies are born with more red blood cells than adults, so more bilirubin is produced as these cells break down. This natural process can cause the yellow colour to appear on the skin and eyes, usually within the first few days after birth.
Why Does the Liver Struggle?
The liver enzyme responsible for breaking down bilirubin is immature in newborns. This means bilirubin can accumulate faster than the liver can handle. This is why jaundice is so common in the first week of life and usually fades as the liver grows stronger.
What Is Breast Milk Jaundice?
Breast milk jaundice is a special type of jaundice that can appear after the first week of life. It is different from the usual newborn jaundice and can last longer, sometimes up to two or three months. The exact cause is still a mystery, but it is linked to substances in breast milk that may slow down the liver’s ability to process bilirubin.
Signs of Breast Milk Jaundice
Baby is at least one week old
Baby is feeding well on breast milk alone
Baby is gaining weight steadily
Baby has regular bowel movements and passes clear urine
If these signs are present, breast milk jaundice is likely the cause. It’s important to know that this condition is normal and not harmful in most cases.
When to Be Concerned About Jaundice
While jaundice is usually harmless, some signs mean you should seek medical advice:
Baby is very sleepy or difficult to wake
Baby is not feeding well or losing weight
Jaundice appears within the first 24 hours after birth
Yellow color spreads to the arms and legs or becomes very intense
Baby has pale stools or dark urine
These symptoms could indicate a more serious condition, such as infection or a problem with the baby’s thyroid gland. A healthcare provider will check for these and offer the right care.
How Breastfeeding Supports Babies with Jaundice
Breastfeeding is often the best support for babies with jaundice. Feeding frequently helps the baby pass bilirubin through stool, which lowers its level in the blood. Breast milk provides essential nutrients and hydration that keep your baby strong.
What About Stopping Breastfeeding?
Sometimes, mothers worry that breastfeeding might worsen jaundice. In almost all cases, stopping breastfeeding is not necessary. If your baby is feeding well and gaining weight, continue breastfeeding as usual. Stopping or supplementing with formula can disrupt feeding patterns and may cause other issues.
If your healthcare provider suggests any changes, they will explain the reasons clearly and support you through the process.
Practical Tips for Breastfeeding Moms
Feed your baby often, at least 8 to 12 times in 24 hours
Watch for signs that your baby is swallowing and satisfied after feeding
Keep your baby close to encourage feeding on demand
Stay hydrated and eat balanced meals to support your milk supply
Reach out to a lactation consultant if you have concerns about feeding or jaundice
When Medical Treatment Is Needed
Most jaundice cases improve without treatment. Sometimes, if bilirubin levels get too high, your baby may need phototherapy. This treatment uses special lights to help break down bilirubin in the skin safely.
Phototherapy is gentle and effective, and it does not mean you need to stop breastfeeding. Your healthcare team will guide you on how to care for your baby during treatment.
Jaundice in newborns is a common and usually harmless condition. Breastfeeding plays a vital role in helping your baby clear bilirubin and stay healthy. Trust your instincts, watch your baby’s feeding and behaviour, and don’t hesitate to ask for support when you need it. Your care and love are the best medicine during these early days.
If you notice anything unusual or feel unsure, reach out to your healthcare provider. They are there to help you and your baby thrive.
NOTE: This not medical advice. If you are concerned about babies wellbeing please consult your doctor immediately.

















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