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How to Breast Pump Colostrum: A Step-by-Step Guide

Updated Jul 14, 2025 by eufy team| min read
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Your journey into motherhood often begins before your baby arrives. One important reason why it starts before birth is that you need to think about collecting colostrum, or your baby’s very first food. But you may wonder, “Can you use a breast pump to collect colostrum?” The answer is yes. Learning how to breast pump colostrum is a powerful way to give your baby a healthy start.

Using a breast pump to collect colostrum is the safe way to store this precious superfood and reserve it for later use. Collecting colostrum is especially helpful if you experience delays in direct breastfeeding after delivery. In this article, you will learn what colostrum is, its importance, how to pump it effectively, and tips for storing and using it.

Pouring milk from eufy breast pump at table

What Is Colostrum and Why Is It Important?

Colostrum is the first milk your body produces during pregnancy and in the first few days after birth. This thick milk stores essential nutrients that are important for your baby's health and immune system. That’s why learning how to breast pump for colostrum safely helps you collect and store this golden milk without wasting it. Here are the key reasons why colostrum matters:

  • Supports Immunity:Colostrum contains high levels of immunoglobulins and antibodies that help protect your baby from infections. These components coat your baby’s intestines and build their immune defense. It reduces the risk of common newborn infections and illnesses.
  • Rich in Nutrients:It has essential proteins, vitamins, and minerals your newborn needs in small, concentrated amounts. These nutrients help with your baby’s growth while being gentle on their digestive system in the first few days of life.
  • Helps with Digestion and Gut Health:Colostrum acts as a natural laxative to help your baby pass their first stool. It helps in clearing bilirubin from the body and reduces the risk of jaundice. It also supports healthy gut development for digestion and nutrient absorption.
  • Supports Milk Production:Pumping colostrum can encourage your milk to transition from colostrum to mature milk. If your baby is in a Neonatal Intensive Care Unit (NICU) and unable to latch yet, expressing colostrum ensures they still receive this early nutrition.
eufy Breast Pump S1

How to Pump Colostrum Effectively

Can you use a breast pump for colostrum? Yes, you can, but it requires a gentle and patient approach. Using a quality breast pump can help you collect colostrum more easily. Here’s a step-by-step guide to help you breast pump colostrum effectively and safely:

  1. Wash Your Hands and Prepare Supplies

Before using a colostrum breast pump, wash your hands thoroughly with soap and water. Prepare clean collection containers or syringes to store the colostrum. Having everything ready helps prevent contamination. Stay relaxed, as stress can affect milk flow.

  1. Massage Your Breasts Gently

Gently massage your breasts to stimulate letdown. Use your fingertips to stroke toward the nipple and apply warmth if needed to encourage milk flow. This helps your milk ducts open, making it easier to express colostrum. Take slow and deep breaths to stay calm during this step.

  1. Start with Hand Expression First

Colostrum is thick and comes in small amounts, so hand expression before using a breast pump can help collect these drops efficiently. Place your fingers in a C-shape around your areola and gently compress and release to express colostrum. You can switch to the breast pump once milk starts to flow.

  1. Use a Breast Pump on a Low Setting

If you choose to use a breast pump for colostrum instead of hand expressions, set it on the lowest suction setting. Colostrum flows slowly, so using a gentle setting can help avoid discomfort. Remember that colostrum breast pumps can be manual, electric, or wireless.

For collecting colostrum, new wireless pumps usually offer adjustable settings. For example, the eufy Breast Pump S1 allows you to customize suction strength from 7 intensities and 3 cycles. You can easily find a setting that suits your comfort while stimulating gentle milk flow.

  1. Collect and Store Immediately

Once you’re done pumping colostrum, use a sterile syringe or small container to store it and label it with the date and time. This helps you organize your milk for your baby, especially if it will be used in the hospital or NICU. Store the colostrum promptly to keep it safe for your baby’s use.

eufy Breast Pump S1

Tips for Storing and Using Colostrum

After collecting colostrum, it’s important to store it safely to preserve its nutrients. As you’re done expressing milk using a breast pump for colostrum, your next goal is to reserve the milk until it’s needed during labor or after birth. Here are helpful tips for storing and using it correctly.

  1. Use Sterile Containers or Syringes

Collect your colostrum in clean, sterile containers or syringes to prevent contamination. You can also get containers or syringes from your healthcare provider or hospital. Label each container with the date and time of expression.

Some breast pump models, such as the eufy Breast Pump S1 Pro, come with a 5-oz milk container already. In this case, you can easily transfer the milk from the breast pump's built-in storage to the dedicated container. This reduces waste and ensures all drops are saved for your baby.

  1. Refrigerate or Freeze Promptly

Colostrum can be stored in the refrigerator for up to 24 hours if you plan to use it soon. If you want to store it for longer, freeze it in small syringes or containers. When using a breast pump for colostrum, dividing milk into small quantities allows you to thaw only what your baby needs when it’s time to use it.

  1. Warm Safely Before Feeding

If you have frozen your colostrum, thaw it in the refrigerator overnight or by placing the container in warm water. Avoid microwaving, as it can destroy nutrients and create hot spots. Once thawed, use the colostrum promptly for feeding your baby.

  1. Feed Using a Syringe or Small Cup

If your baby has difficulty latching, you can feed colostrum to your baby using a sterile syringe or a small feeding cup. This method ensures your baby receives the nutrition without needing to latch immediately, which can be helpful for premature babies or those in the NICU.

Conclusion

Learning how to breast pump colostrum is a small act that can make a big impact on your baby’s start in life. It’s safe, effective, and empowering when done properly. This early milk is valuable and not to be missed, especially if your baby may need extra care in the NICU or if you want to prepare for feeding challenges. By understanding what colostrum is, why it matters, and how to collect and store it properly, you can confidently support your baby’s health when you welcome them. Using a colostrum breast pump with gentle suction and thoughtful features for collection helps you gather and save every drop.

FAQs

How long does colostrum last when pumped?

Colostrum can be stored in the refrigerator for up to 4 days and in the freezer for about 6 months. Once thawed, it must be used within 24 hours. Do not refreeze thawed colostrum. Always use sterile containers or syringes for storage to maintain safety. Label each container with the date and time to track freshness.

How much colostrum will I be able to pump?

The amount of colostrum you can pump varies, typically ranging from a few drops to a few teaspoons per session. This is normal since colostrum is highly concentrated, and your baby needs only small amounts in the first days. Frequent pumping or hand expression can help you collect more gradually. Remember, every drop provides nutrients and immune support to your baby.

Is it safe to pump colostrum before labor?

Yes, with your healthcare provider’s guidance, it is safe to pump colostrum before labor or around 36 or 37 weeks. This is often recommended if you have conditions such as gestational diabetes or expect a baby who may need NICU care. Always discuss with your provider before starting, as they can guide you on when and how to pump safely.

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