Best Bottle Warmer for Formula and Frozen Breast Milk in 2022

Babies can take formula at any temperature. Some prefer cold formula or at room temperature while others prefer it warm. If your baby has a liking for warm formula, the key is to make sure that the formula warms at the right temperature without getting too hot. One of the quickest and easiest ways to achieve this is by using a bottle warmer for formula.

Sale The First Years 2-in-1 Simple Serve Bottle Warmer | Quickly Warm Bottles of Breastmilk or Formula | Sanitize Pacifiers | Compact...
Philips Avent, Baby Bottle Warmer

You can warm the formula by placing the bottle in a bowl of hot water or by holding it under hot running water. However, the challenge with these two methods is that they take longer to warm milk than a bottle warmer.

There are several different bottle warmers available, which we shall discuss in this article. Each comes with different instructions on how to properly warm bottles of formula or breast milk.

Best bottle warmer for formula

Baby Brezza Electric bottle warmer and baby food warmer

This highly rated warmer is designed to warm formula, breast milk, and baby food jars.

This warmer has 2 temperature control settings; steady warm and quick warm.

If you are warming breast milk, use the steady warm setting as it warms consistently using a warm water bath, which helps to preserve nutrients. It takes about 4 minutes to completely warm breast milk in this bottle warmer.

Use the quick warm setting for formula or baby food. This setting uses steam to quickly heat the formula to body temperature or lukewarm, which takes approximately 2 minutes.

A major unique feature that users like is the Smart control that allows you to use the free Baby Brezza app to operate the bottle warmer as well as get notified when the warming is complete via android or IOS on your mobile through Bluetooth.

This means that while the formula is warming, you can do other house chores without worrying about the milk overheating

In addition, once the warming is complete, the bottle warmer automatically shuts off.

This bottle warmer comes with a warming basket that is large is enough to accommodate different sizes of bottles including wide-necked Comotomo bottles.

This basket also comes in handy when defrosting breast milk before warming using the water bath.


  • Uses a water bath to warm breast milk
  • No risk of overheating
  • Helps to preserve nutrients in milk
  • Warms formula quickly and evenly
  • Notifies you when heating is complete through smart control Baby Brezza app
  • You can start the warmer using your phone’s Bluetooth
  • Fits all bottle sizes and storage bags
  • Warms bottles, food jars, and bags of all materials
  • Has an auto shut off


  • It is a bit pricey

First Years 2 in 1  Simple Serve bottle warmer

First Years Quick Serve is one of the most affordable bottle warmers that quickly warm formula and breast milk. It can also be used to sterilize pacifiers and bottle nipples and caps.

It comes with a measuring vial that you use when refilling the warmer. So to use it, simply measure the desired amount of water using the vial and pour it into the warmer. Then press the button to warm the formula or breast milk in approximately 2 to 3 minutes.

In addition, it has an indicator light that goes off when the warming is done. The warmer also automatically shuts off thanks to the automatic timer.

This bottle warmer also comes with 2 baskets that help to warm baby food jars. The basket can also be used to sanitize pacifiers and nipples.

Moreover, it has a wide opening so it can fit angled, straight, or wide-necked bottles like the Tommee Tippee bottles. Disposable bottles also fit perfectly on this warmer. Thus, you do not need to buy any special bottles to use.


  • It is affordable
  • Very versatile
  • Easy to use
  • Compact size
  • Fits all bottle sizes
  • Has an automatic shut off
  • Includes an instruction manual on how long to warm formula and breast milk
  • BPA, Phthalate, PVC, and Latex-free


  • It is not suitable for milk storage bags
  • Needs to be refilled every time before use

Philips Avent Fast bottle warmer

As the name suggests, the Philips Avent bottle warmer is very fast and warms formula or breast milk in under 3 minutes based on the size of the bottle.

For frozen breast milk, this bottle warmer has a defrost setting, which is safer and quicker than using a microwave or hot water.

Philips Avent works by circulating warm water around the bottle causing the milk inside to circulate. This ensures that the contents are warmed quickly and evenly; thereby preventing the formation of hot spots.

You know the warmer is on and working with the neon light, which blinks once warming is done.

In addition, it has a wide opening that fits baby bottles of different sizes as well as sippy cups and baby food jars.


  • Warms milk evenly so no risk of hot spots
  • Very quick
  • Fits all bottle sizes
  • Effective at defrosting
  • Small and compact design
  • Affordable


  • Does not shut off automatically
  • No alarm or beeping sound to alert you when heating is done

See also: 3 Ways To Warm Comotomo Bottles

Kiinde Kozii breast milk and formula bottle warmer

This bottle warmer makes a good baby shower gift due to the convenience it provides new parents.

You do not have to keep refilling it every time before use because, after warming, the water flows back into the reservoir.

It is considered the most appropriate for breast milk and formula because it uses a water bath rather than steam to warm the bottles. For this reason, all the nutrients in the milk are preserved.

Moreover, it warms evenly without overheating the bottles because the warm water circulates around the bottle. So the milk in the bottle is heated evenly without forming hotspots.

In addition, it has an automatic shut-off timer that ticks loudly when heating is done.

This warmer is large enough; hence, accommodates large bottle sizes both wide-necked and those with a wide bottom.


  • Wide opening that fits all bottle sizes and food jars; hence the best universal bottle warmer
  • Very efficient at thawing frozen milk in storage bags
  • Does not refill with every use
  • Easy to use
  • Turns off automatically when warming is done
  • Warms milk evenly
  • It warms at a constant temperature


  • It is not very convenient to carry when traveling
  • A bit expensive

Related: The complete review of Kiinde Kozii Bottle Warmer

Munchkin High-Speed Bottle Warmer

This is a very convenient bottle warmer that is not only very easy to use but also warms the formula very quickly.

It comes with a lift-out basket to fit different bottle sizes, breast milk bags, and food jars. So it can be used to warm baby food when you start weaning them.

In addition, it has an adapter ring that comes in handy when warming smaller bottles or food jars.

This warmer has an automatic shut-off timer with an indicator that alerts you when heating is complete.

To use the warmer, simply measure the recommended amount of water using the measuring cup provided then add it into the reservoir. Put the bottle in the basket and then set the timer and then turn on the warmer.

Although Munchkin warmer uses steam to heat the formula, it does so gently and safely so as not to overheat and destroy the nutrients.

However, for moms with high levels of lipase in their milk, a munchkin bottle warmer is the best to use for scalding milk before freezing it. This warmer can heat milk to a temperature as high as 180 degrees. So it helps to inactivate the lipase and prevent the frozen milk from having a sour taste when stored, which most babies dislike.

This also means that you should set the temperature carefully when warming milk since it can get hot really fast.


  • Safe to use all bottle materials including plastic, silicone, glass bottles and jars, and stainless steel bottles
  • Easy to regulate temperature
  • Alerts you with a beep when heating is done
  • It is portable
  • Warms milk very quickly


  • Users absolutely love this warmer

Factors to consider when choosing a bottle warmer for formula or frozen breast milk

Choosing the right bottle warmer tends to be quite challenging due to the wide variety of options in the market. To make it easier for you, here are a few important factors you need to consider;

  • Consistent heating

One of the main reasons why you opt for a bottle warmer over a microwave is to prevent the formation of hotspots that can scald your baby. Another reason is to avoid overheating, which may result in the loss of nutrients in the milk.

This is why you need to choose a warmer that heats the milk consistently and at the right temperature.

A bottle warmer that does not have the temperature control knob is not ideal since you cannot set the right temperature to warm either formula or breast milk. Similarly, a warmer that does not shut off automatically once heating is done should be avoided since it may overheat the milk and even burn the bottles.

  • Fits different sizes of bottles and food jars

You should consider the size of your bottle warmer and its compatibility with your baby bottles before making a purchase decision.

If your baby bottles are straight, they can easily fit into any bottle warmer. However, compatibility issues may arise when you have angled, wide-bottomed, or wide-necked bottles.

For instance, Comotomo and Tommee Tippee baby bottles have a wide neck so they can only fit into a bottle warmer that has a wide opening like the Kiinde Kozii.

So, it is important to check the size of the warmer and the shape of your baby’s bottles before buying. Also, getting one that is a good fit for food jars saves you money and time when your baby starts weaning.

  • Should be easy to clean

This is a gadget that you will use several times a day so it is bound to get dirty. Mineral deposits can build up especially when you live in a hard water area and this can affect the efficiency of the bottle warmer. Moreover, mold may grow over time if you store your warmer before it is completely dry.

Therefore, it is important to choose a warmer that does not have too many parts so as to ease cleaning. Few parts mean quick disassembling and assembling during and after cleaning respectively.

  • Have good user reviews

After all is said and done, user reviews are very important. There is no doubt that people have different experiences with similar products. Some users might like a certain bottle warmer while others may find it lacking in one way or another. However, if several users complain about a certain bottle warmer lacking a feature or not doing its job as expected, then you have a good reason not to choose it.

  • Portability

If you plan on using the bottle warmer in different areas around the house, you may need to consider its portability.

A heavy warmer may be difficult to move from the kitchen to the nursery or to your room for nighttime feeding. Also, you cannot bring it a lot when traveling for a vacation or visiting friends and relatives. So get one that is lightweight and portable.

In addition, it is important to choose a bottle warmer that does not take up too much space on the kitchen counter so that you do not have to keep it away after every use.

See Also: How to find a mini fridge for breast milk


To conclude, the bottle warmer for formula or frozen breast milk needs to be chosen carefully. This is because you need to ensure that the milk does not overheat when warming so as to preserve nutrients.

Also, the warmer should not warm milk in a way that causes the formation of hotspots like in the case of microwaves. The bottle warmers we have reviewed in this article are the greatest suited for this purpose since they either use a water bath or safe steam technology to warm the formula safely and evenly.


Last update on 2022-11-29 at 08:01 / Affiliate links / Images from Amazon Product Advertising API

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