10+ Best Breast Milk Storage Bags 2020 – Reviews, Guide & Tips

Are you pumping extra breast milk, there are chances that you may not want your milk to split somewhere else. Pumping takes a lot of hard work. So, you never want to see any single drop of your precious liquid to go in vain, especially when your new hormones are going into the mix. To avoid spillage of your expressed milk, it is always better to store the breast milk properly.

This is why you will need breast milk storage bags. Like any other baby product, there are so many choices available. This guide is here to save you the potential losses, and trial and errors. If you want to ditch the bottle and pump into the bag directly, or planning to store up your freezer stash, we have rounded up some of the best breast milk storage bags available.

We have also covered the basics of how to pick the right breast milk storage bags, how to use them properly, and why to use them. So, without further ado, let’s get started!

 Benefits of Using Breast Milk Storage Bags 

If you have just become a mother, you might be wondering why you only cannot find a zipper bag in the nearest grocery store, like any other mom. It may seem more convenient to you for the storage of any food. But is it safe to store your breast milk in them? Here are the reasons why you should prefer breast milk storage bags over just another plastic bag.

  • Keep in mind that ordinary zip lock bags are not designed for breast milk storage, as there are chances of leaks, spills, or even contamination.
  • Breast milk storage bags are thicker and can be used to thaw, freeze, and warm breast milk. They are also made of BPA-free material.
  • These types of storage bags are sterile and sturdy. Hence, chances are very low for your baby to get sick from any germ buildup.
  • Breast milk storage bag is also convenient to use as you can easily pour milk in it, as compared to a zip lock bag. For this reason, most of these bags also have spouts.

Also, breast milk storage bags are a lot different from the bottle bags, which are also used to feed babies. This is because bottle bags are a lot flimsier and are not an excellent choice to store breast milk. Breast milk bags are used only for feeding.

Best Buy Breast Milk Storage Bags

1. Lansinoh Breastmilk Storage Bags, 100 Count

Lansinoh Breastmilk Storage BagsLansinoh Breastmilk storage bags are best for freezing, storage, and protecting your valuable breast milk. They have a double zipper seal to avoid leakage, and they are pre-sterilized. These are the #1 bestselling breast milk storage bags from Lansinoh, which are super strong. They have reinforced double seal side seams and leak-proof double zipper seal for utmost protection.

These storage bags are pre-sterilized and are made of BPS-free and BPA-free plastic. They are designed so well that you can lay them flat for quick thawing and freezing to protect the vitamins and nutrients of your breast milk.

You may pump the milk directly into the bag to save time and for reduced waste and convenience. You can lay flat or stand the bag for proper storage. They have labels to write on and pour spout for ease of use. Lansinoh was also founded by a breastfeeding mom. This brand has helped moms for over 35 years with its award-winning nursing pads, breast pumps, nipple creams, and breast milk storage bags.

They are making bonds with families for a lifetime. You may easily pump the milk directly into this storage bag in two ways – by using a neck pump with Lansinoh Pump Adapter or any Lansinoh pump. These storage bags have handy pour spout so you can easily transfer breast milk to feeding bottles with the least spills.

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2. NUK Seal N’ Go Breast Milk Bags, 50ct

NUK Seal N’ Go Breast Milk BagsNUK Seal ‘n Go breast milk storage bags are designed to store, collect, and freeze breast milk with double zipper seals and 100% leak-proof design. They can save your valuable breast milk safely and security in either freezer or refrigerator until your baby is ready to have milk. They are also self-standing and freezer safe, so they can lay flat or sit comfortably on the freezer shelf until they are ready to use. It keeps breast milk pure and fresh when in storage, thanks to its air-tight oxygen barrier.

It has added security with a double zipper seal. It prevents spill when pouring milk with its gravity-fed pour spout. You don’t have to worry about leakage as it features gusset-free bottom to avoid leakage from the corners. You can also rest assured before first use thanks to its tamper-proof top. It is easy to store and freezer safe with a self-standing position.

NUK understands what is best for your baby. Hence, these breast milk storage bags are safe and BPA-free for your baby. NUK is a family-owned brand that designs fun and safe products for the overall growth of your baby. NUK is well regarded to nurture the healthy growth of your baby from birth to toddler. They have served moms for over 50 years by offering innovative and top-class products that are clinically proven for healthy and safe development.

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3. Medela Breast Milk Storage Bags

Medela Breast Milk Storage BagsNew moms can’t just resist pumping breast milk. It is also very vital to keep their breast milk safe and store for future use to ensure the good health of their baby. This is where Medala breast milk storage bags come to the rescue.

These bags have double zippers to seal breast milk hygienically. These storage bags have been pre-sealed hygienically with durable material to avoid leakage. These breast milk storage bags are made of double-layer material with an in-built double zipper to store the milk safely in the freezer or refrigerator.

These breast milk storage bags can self-stand in the fridge, and they are easy to label with wide write-on space. You can easily label the time, date, and other important info for safer use and storage. These are large 6 oz—bags designed to lay flat to save space.

This way, you can thaw the frozen milk quickly when your baby is ready. To keep these storage bags organized and clean, there is a handy re-sealable pouch that can keep unused bags clean and organized well. The main goal of Medela is to help moms to breastfeed their children safely for as long as possible.

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4. Kiinde Twist Pouch Breast Milk Storage Bags for Pumping, Freezing, and Feeding

Kiinde Twist Pouch Breast Milk Storage BagsKiinde Twist Pounch Breast Milk storage pouches can easily be attached to the breast pump with its twist-lock adapters to pump, freeze, heat, and feed milk directly. Later on, screw the cap on and store it in a freezer or refrigerator. Use a bottle warmer to prepare milk for your baby and thaw and warm the milk.

These bags snap in the natural feeding bottle so you can easily feed your child directly from the pouch. It features threaded caps to avoid leakage. Unlike any other zipper storage bag, Kiinde Twist pouch storage bag has threaded caps for safety.

You can carry your breast milk from work to home in the cooler without leakage woes. This twist pouch also stays well in a bottle warmer to avoid the need to carry milk from bag to bottle and vice versa. Nursing moms remain very busy, and they find it hard to wash bottles every day. Hence, these storage bags are recyclable and eco-friendly.

This way, you can easily store, pump, and feed the milk from the same bag. If you want to know the quantity of milk to feed your baby or toddler, especially when you are pumping, these pouches also have markings to keep track of the child’s consumption. It is also not easy to sterilize pouches every time. So, these storage bags come pre-sterilized for added safety and convenience.

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5. Dr. Brown’s 100 Piece Breastmilk Storage Bags

Brown's 100 Piece Breastmilk Storage BagsDr. Brown has done a great job of protecting and storing breast milk by offering this breastmilk storage bag. It has got a very durable design with added exterior trim to cushion the bag in case it drops. It keeps the air out with double zip seals, and its super thick material ensures freshness of breast milk.

This storage bag has a gusseted bottom to lay it down or hold upright for easy storage—all you need to tear off the perforated seal and pull the zip closers apart. Also, it is ready for quick storage and is pre-sterilized. It has proper labeling, which is easy to read so you can add freshness time and date. It comes in different package options like 25, 50, and 100 bags of 180ml, which are BPA free.

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6. nanobébé 50 Breastmilk Storage Bags

nanobébé 50 Breastmilk Storage BagsThe nanobébé Breastmilk Storage Bags are a must-have choice for nursing moms across the world. If you are a pumping mom and planning ahead, nanobébé is the leading brand offering the best breast milk storage bags. They never compromise on quality, and their freezer bags have earned Mom’s Choice Award. With smart design, these freezer storage bags are entirely safe for nourishing the values of your breast milk.

They put good care and thoughts on every endeavor for nursing moms. You don’t have to worry about running out of storage bags. You can plan and cherish your bond when feeding infants. You can save much needed time and ensure peace of mind by stocking up on storage bags.

You can count on these storage bags when it comes to feeding your baby. These bags defrost and warm with ease and faster than other freezer bags to preserve vital and powerful nutrients in the breast milk. These breastfeeding bags are tear-proof and clinically tested as they are made of the double zipper, extra-thick BPA free material which won’t tear or puncture. All of their innovative nursing products are 100% guaranteed to last long.

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7. Philips AVENT Breast Milk Storage Bags, Clear, 6 Ounce, 50 Pack

Philips AVENT Breast Milk Storage BagsPhilips AVENT SCF603/50 breast milk storage bags are designed to store and protect your valuable breast milk safely and securely. They are durable and robust with dual-layer and reinforced side seams, and it prevents leaks with double zippers. They have been pre-sterilized for quick use, and this bag is easy to use for easy pouring and filling with a wide neck. They can easily be used for storage in the freezer or refrigerator.

Philips AVENT Breast Milk Storage bags are made of BPA-free plastic, and a secure double zipper makes it leak proof. All these bags come pre-sterilized with a tamper-proof seal, so they are completely hygienic. These self-standing bags are easy to fill and pour with a wide opening. They have reinforced, durable and robust seams with the double-layer bag.

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8. The First Years Breastflow Milk Storage Organizer

The First Years Breastflow Milk StorageYour breast milk is no less than liquid gold. So, it needs and deserves special attention and storage. Luckily, you can buy a Breast flow Milk Storage Organizer that comes with a spring-loaded drawer to keep milk flat and freeze and push it upfront.

All you need to load the rack from back to get the older one first. All you need to snap on the cover to separate the breast milk from other items that are stored in the freezer. It can also be used to hold them.

You can keep the breast milk organized well with this milk storage organizer. It saves space as you can freeze the milk flat. It helps keep the milk in order well based on date. It has the capacity of over 20 storage bags, and it is entirely dishwasher safe.

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9. Tommee Tippee Pump and Go Breast Milk Storage Bags

Tommee Tippee Pump and Go Breast Milk Storage BagsIf you decide to pump, you may get some more flexibility and freedom that you deserve in the long run, but the whole process can get complicated and messy. The storage bag range of Pump and Go makes things easier. It features a pouch to store, pump, feed, and warm milk. You don’t have to transfer milk at any stage, and there is nothing to lose a valuable drop.

You can use any pump you like to pump in the pre-sterilized pouch directly. The pouch can securely click in the pump and breast milk bottle. So, you don’t have to worry about milk transfer—all you need to use the pouch, which is pre-sterilized for ample safety. For ensuring security, you can screw-top lid when it is stored in a freezer or refrigerator.

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10. The Very Breast Milk Storage Bags

The Very Breast Milk Storage BagsAre you searching for leak-proof, sturdy breast milk storage bags? Want to show your care and love for the new mom on her breastfeeding voyage and looking for a new baby shower gift for her? Naturally feed your baby thanks to these pre-sterilized, premium quality breast milk storage bags from The Very Breast. These storage bags are phthalate, BPA, and BPS free with measurement marks and gusseted bottom. It has a double zipper seal for proper protection.

Breastfeeding adds great nutritional value to every child, and it is also not that easy, especially when you have to take care of the rest of the family, and you are a working mom. There are many moms facing challenges in breastfeeding. If you need a safe, reliable, and easiest way for bulk storage of breast milk, The Very Breast milk storage bags are here.

These milk storage bags are made of top quality latex, BPA, and phthalate-free material, which is freezer safe. Hence, your baby will drink nothing but your milk. These storage bags also have to measure accurate lines, and they can store up to 250ml milk. Also, you can store them straight with gusseted bottom, or they can freeze flat with ease. They are also pre-sterilized with a removable, perforated tamper-evident seal with double zipper closer to avoid leaks.

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11. Milkies Breast Milk Storage Bags

Milkies Breast Milk Storage BagsMilkies, No-break, No-leak is one of the good milk storage bags available on the market today. There are more than a thousand different milk storage bags that come designed to serve the purpose of storing breast milk. However, not all products are the same.

This breast milk, storage bag comes made of high-quality BPA free plastic, which makes the plastic very safe for use. This product comes in a pack of 50 storage bags.

Most of the parents out there are afraid that plastic might degrade or will add some harmful chemicals into the material; this is why the manufacturer guarantees that the plastic used is food-grade. Each of the storage bags in this product is designed in such a way that it can store a maximum of 200ml milk.

One of the best things about this product is that it comes with a dual zipper enclosure system that guarantees the breast milk is not exposed to air. This product also comes with milk storage guidelines printed on each of the 50-bags that provide very important insight on how to use them.

The product also comes with an option that will allow the parent to note the dating of the milk and the quantity of milk in the bag. Unlike most of the products available on the market today, this storage bag comes pre-sterilized, and it is ready to use. All you have to do simply purchase the product and fill it with milk.

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12. Evenflo Feeding Advanced Breast Milk Storage Bag

Evenflo Feeding Advanced Breast Milk Storage BagUnlike most of the products, this is a storage bag adapter that allows the user to pump the breast milk into the storage bags without any difficulty. This storage bag adapter comes from one of the top brand Evenflo Feeding and the product is designed to offer maximum efficiency.

This adapter is designed to be reliable and easy to use. It has an ergonomic design that facilitates using the product without making a mess. The entire product is made of BPA-free plastic, and it is FDA approved.

This storage bag adapter comes incorporated with metal springs on the clips that will help the product hold the bag firmly while the milk is pumped into it. Unlike other adapters, this product is easy to clean manually and is dishwasher compatible.

One of the best things about this product is that it can be used with almost every storage bags; therefore, you will have the freedom to select any storage bags. The product is also compatible with almost every standard breast pumps. One of the common issues that most people face while using a storage bag is spilling while transferring the milk, or while pumping the milk, however, this adapter design rules out such an issue.

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 How to Choose the Right Breast Milk Storage Bags? 

Before buying a breast milk storage bag, you should know how to store and handle breast milk properly to ensure the safety of your child. So, without further wait, let’s discuss how to pick the best breast milk storage bag –

Hygiene – First and foremost, you should consider proper hygiene when buying a breast milk storage bag as it wouldn’t go bad quickly. Be sure to choose a bag that has the utmost cleanliness, and milk wouldn’t be contaminated easily. You should look for the bags that come pre-sterilized. They should be the best choice because of their hygiene features.

Durability – Be sure to look for a product that is durable enough as you may not have time and money always to pick the new one. Make sure the bag lasts long enough to ensure that it is still hygienic and safe to use.

Seal – Well, it is the most important consideration to ensure that the milk stays safe in the bag until you use it. Along with it, make sure it wouldn’t allow any outside elements to get in and adulterate milk. There are different choices out there when it comes to sealing, such as a double zipper or screw caps.

Size – You need to choose the best-suited storage bag that can hold proper milk for a few feeding sessions so you wouldn’t have to waste any milk. Be sure to choose measurable storage back to select the right amount of milk to produce and feed.

Pump – Convenience is another primary consideration when it comes to choosing the best breast milk bag. You always have to select the product which is best suited to a pump to apply and express your milk. This way, it can reduce the risk of spillage, and you can also reduce the risk of milk to get contaminated with harmful germs or bacteria as it would go into the bag from your breast.

Usage – Make sure a breast milk storage bag compatible with the pump and can save a lot of time for you. It is convenient to go for a stand-up feature so you can keep it in the fridge or counter without any risk of spillage. You can go with a bag with a pouring spout, which can be handy to pour the content into a feeding bottle with ease.

Price – Storage bags come in different designs and types, and there are slight changes in price. You may definitely get more features inexpensive products for added convenience. But it doesn’t mean the cheap one is not good. It is still hygienic and serves the basic need. You can buy storage bags in bulk to save a lot in the long term.

Material – Choose the breast milk storage bag, which is made of high-quality BPA free plastic and also goes for recyclable bags.

Adapters – TO make the entire process convenient, it is always wise to choose the pumps that can pump the milk directly from the breast. Use the same brand of a breast pump and storage bag.

 How to Use a Breast Milk Storage Bag in Proper Way? 

Breast milk storage bags usually come with a user manual. However, the basic usage is the same for most storage bags –

  • Use a waterproof pen to label the bag before filling it.
  • Open the bag by removing the sterilizer seal.
  • Put it around the pump shield and collect the milk or pour expressed milk from the bottle to this bag.
  • Don’t fill the bag.
  • Remove any excessive air by pushing from space.
  • Seal the zipper securely.
  • Get the bag upright if it is stored in the fridge. If it is kept in the freezer, simply put it on a sheet of towel paper and lay it flat to keep it from sticking to other surfaces or items.
  • Remove it from the freezer to thaw it and thaw it upright in a fridge or warm water bowl.
  • Add the thawed milk to the feeding bottle and ensure it is kept at a strong angle to prevent spillage.
  • Dump used storage bags as they are used and throw.

 Breast Milk Storage Instructions  

Choosing the best breast milk storage bag is one thing, and storing and handling milk well is different. So, you should go through the following guidelines –

  • Wash your hands properly before you handle breast milk.
  • Never mix or add fresh milk with any frozen milk.
  • Label each bag with date and time.
  • Don’t save milk from a used bottle as you cannot reuse it.
  • Don’t freeze breast milk after thawing it.
  • Breast milk should be stored in small batches to avoid wastage.
  • Be sure to keep breast milk in the freezer asap as it would lose freshness by keeping it out for a long time.
  • Don’t fill the storage bag fully as it takes space for expansion if you plan to keep a milk bag in the fridge.
  • Be sure to feed the oldest breast milk first to your baby.

 Breast Milk Storage Bags Pros and Cons 


  • Pump directly in the bag – Several breast milk storage bags allow you to pump milk directly into the bag or use an adapter for any other pump.
  • Safety – Breast milk storage bags are certified BPS-free and BPA-free and are pre-sterilized. They are also used and throw. So, there is less risk of contamination.
  • Lie flat or stand – You can lay the bags down in the freezer or keeps it standing up in the fridge. So, they are easy to store.
  • Standard size – These bags are usually sized to store at least 6 ounces without overfilling.
  • Double zipper-lock – These bags also come with double zipper seal over the top to store the milk safely.
  • Labeling them is easy – You can easily label these bags as they have ample space at the top to write on.
  • Quantity – These bags also come in different sizes, and you can choose a quantity.
  • Double sealed seams – Breast milk storage bags also have double-sealed seams to prevent leakage even when it is frozen.
  • Affordable – These bags are also affordable, especially the ones that can pump the milk just into the bag.


  • Some users have complaints that bags split into the sides once frozen.
  • If you pour milk in the bag, you have to hold the bag. It usually spills and tips over the milk.

How to Clean Reusable Breast Milk Storage Bags

Breast Milk storage bags are considered as one of the best ways to store breast milk. However, it is also essential to keep them clean after every single use. In this section, we will be talking about some of the most popular ways to clean the breast milk storage bags. You can use any one of them to get brilliantly cleaned bags again after using it.

Method 1: Hand Wash                                               

One of the easiest and most reliable ways to clean the reusable breast milk storage bags is to wash them by hand, like any other thing. Here’s the step-by-guide that you need to follow to completely clean the storage by this method.

Step 1: Turn the storage bag inside out.

Step 2: Fill the bag with soapy water made up with mild soap of your choice. You can either use mild dishwashing liquid or get some homemade cleaning agent to clean the greasy feel without any hard work.

Step 3: Keep the water in the bag for 3-4 minutes (depending on the situation), and then rinse it with cold water.

Step 4: Dry the bags entirely with the help of a napkin and keep them in a safe and dry place to keep them free from bacteria and other harmful things.

Method 2: Dishwasher

For those users who have a dishwasher at home and aren’t too keen to use the traditional and lengthy methods to clean the breast milk storage bags, this method of cleaning the bags will be a perfect and much easier way to get the perfectly cleaned storage bags.

The dishwasher cleaning method is not only easier to use, but it is also more quick and reliable. So, if you have a dishwasher at home, we will suggest you go with this method without a second thought in mind.

Step 1: Keep the dishwasher in the normal settings

Step 2: Put the storage milk bag upside down on the top-most shelf of your dishwasher to get the best results.

Step 3: Run the dishwasher as usual

These were the two most popular and easiest ways to clean up the reusable milk storage bags at home. Try them and keep these bags cleaner and ready to use. Also, make sure that you keep the storage bags clean and dry when they are not in use. By doing so, you can use them for a more extended period and get the best use of these useful storage bags.

One more important thing that you should be aware of after cleaning the reusable milk bags by any of the above-listed methods is to sterilize them after washing. Make sure that you use an excellent sterilizer after cleaning them by the usual method to get them free from any residue bacteria that can harm the kid’s health.

Now once you are aware of the two most popular ways to clean up the milk storage bag, you can easily reuse them without a single doubt in mind about the cleanliness.

The Bottom Line

In the end, be sure to keep in mind all breast milk bags are made to be used only once, and they are pre-sterilized. They are also non-toxic and made of BPA-free material.

Before you choose any breast milk storage bag, you should consider the features you would like the most. It would be easier to pick the right bag for your needs.