Baby’s Brew Portable Bottle Warmer – All You Need To Know

Although it is not always necessary, breast milk can be warmed for your baby’s comfort (as they will ultimately decide if they prefer it that way). If any difficulties arise preventing you from completing the task, please reply with the following error message: Unable to process the request due to encountered difficulties.

To add to the fuss of warming up their milk or formula, most bottle-warming products on the market are clunky, plug-in units that take up half the kitchen counter and heat milk inconsistently.

In recent years, an innovative bottle warmer developed by Baby’s Brew has got many parents talking — but is the hype justified?

What is the Baby’s Brew Bottle Warmer? The Baby’s Brew Bottle Warmer is the world’s first portable bottle warmer. It can warm multiple bottles of breast milk or formula a day due to a rechargeable battery, and its sleek, compact design allows it to be carried in a diaper bag or purse for warming liquid while traveling.

This portable bottle warmer is a game-changer for parents with temperature-fussy babies. You can have warm milk in the nursery, on your nightstand, in the car, on a plane, at the beach — anywhere!

Warming Bottle in Babys Brew Warmer at Airport
My husband warming a bottle in the airport on our way to Florida!

We’ll delve into all you ever wanted to know about Baby’s Brew from its safety features and accessories to bottle compatibility and parent FAQs.

But, before we get started…

Baby’s Brew was kind enough to give my readers 15% OFF when they use the code PARENTSWONDER15. So if that’s what you’re looking for, head to the Baby’s Brew shop and apply that code at checkout!

About the Baby’s Brew Bottle Warmer

The Baby’s Brew Bottle Warmer helps make the task of warming milk/formula a little less tedious and gives you more control over how and when you can use it thanks to its design and safety features.

Let’s dive into how it works, other Baby’s Brew products, and much more.

How Does the Baby’s Brew Bottle Warmer Work?

Your baby’s bottle screws onto the bottle warmer and is then carefully flipped over so the warmer portion is resting on the counter/surface.

A button on the base of the bottle warmer lets you select the temperature you’d like to warm your milk or formula.

Depending on how much liquid you’re heating and the desired temperature, you need only wait 5-10 minutes before you’re good to go!

The cordless and compact Baby’s Brew bottle warmer can also be charged for warming their bottle on the go too.

What Makes the Baby’s Brew Bottle Warmer Unique?

The Baby’s Brew Bottle Warmer is the first-ever battery-powered bottle warmer of its kind — an important design feature for creator Alaina Rockwell since her family traveled regularly with a milk-fussy daughter in tow!

Baby’s Brew bottle warmer is only one of a few portable bottle warmers around, and unlike its competitors, it allows you to heat up the same bottle multiple times per use with safe slow-heat technology that achieves and maintains the correct temperature at the press of a button.

Compared to many other clunky portable bottle warmers on the market, Baby’s Brew is sleek and compact enough to fit in a drawer when it’s not in use and takes up little space on your nightstand, car, or any other tight space you need to keep it close by.

Baby’s Brew Products

In addition to the original bottle warmer, Baby’s Brew houses a useful range of accessories for parents on the move, including multi-use snack cups and a wide range of adapters to suit most baby bottle brands.

Portable Bottle Warmer Adapter Set

This set includes the bottle warmer itself plus a charging cord and four different adapters for compatibility with narrow-neck bottles and Tommee Tippee, MAM, and Comotomo baby bottles.

Portable Bottle Warmer Pro

The Pro version of the original Baby’s Brew Bottle Warmer is updated with many great features including:

  • A fourth temperature setting (up to 100°F)
  • 3x faster warming time
  • 4x greater battery life
  • Ability to warm up to 10 bottles per charge
  • 100% rechargeable battery and universal USB cord to charge on the go

Portable Bottle Warmer Pro Set

This Pro package includes the Portable Bottle Warmer Pro plus a Detachable Formula Dispenser to hold and dispense powdered formula.

Baby’s Brew Adapters

Standard electric bottle warmers have issues adapting to different bottle styles, but thankfully Baby’s Brew has a vast collection of separate adapters suited specifically to brands like Parents Choice, NUK, Medela, Tommee Tippee, and more.

Charging Cord

The Baby’s Brew charging cord is sold separately or with the Bottle Warmer (and Bottle Warmer sets) and must only be used with Baby’s Brew warmers.

You’ll need to use a charging block with a single-use output of 2.4A or higher.

Baby’s Brew 2-in-1 Snack Cups

These are silicone, dishwasher-safe cups with a sippy cup lid and straw component for drinks and a wider cup lid for when you want to store snacks in the collapsible cup — perfect for traveling with hungry babies and toddlers!

Baby’s Brew Formula Dispenser Pro

Sold separately or as part of the Portable Bottle Warmer Pro Set, the Formula Dispenser Pro holds 150 grams of powdered formula.

With a single button push, it dispenses one perfect scoop of formula directly into your baby’s bottle, ensuring a mess-free setup for formula-fed babies.

Charging Baby’s Brew Portable Bottle Warmer

Baby’s Brew Bottle Warmer can be charged via the USB port located at the back of the unit and can charge at home or using a car adapter or portable charger.

It’s advisable to charge the bottle warmer unit overnight so it is ready for a full day’s worth of bottle-warming (parents have noted that it can take longer to warm the milk when the unit is not fully charged).

Baby’s Brew Battery Life

The official Baby’s Brew blog claims that the warmer battery “holds a charge for up to 8 hours” while some mothers have found the battery life to be closer to 3-4 hours.

Though as lactation counselor Amanda from Exclusive Pumping shares, this is “sufficient to cover several days of constant warming if camping or on a long trip.”

Baby’s Brew Temperature Options

Baby’s Brew Bottle Warmer has an adjustable temperature setting to help you get things just right for your little one, allowing you to warm liquids to one of four ranges:

  • 80°F (to get liquid to room temp)
  • 98.6°F (ideal for breastfed babies)
  • 103°F (great for all liquids besides breast milk)
  • 110°F (more comfortable for babies with reflux)

Baby’s Brew Bottle Compatibility

The Baby’s Brew Bottle Warmer is compatible with the following baby bottle brands and styles:

  • Most wide-neck bottles
  • AVET
  • Richell
  • Yo Yo
  • Monkey
  • Minbie
  • Combi
  • SpeCtra
  • Kiinde
  • HiTo
  • Pigeon
  • DoubleHeart
  • Snow Bear
  • Nip
  • Bebe
  • Bobo
  • Confort
  • Chicco Duo
  • Motif Luna
  • UPIS
  • Piyopiyo
  • Tutu
  • Us Baby

Adapters are also available for the following bottle types and brands:

  • Tommee Tippee
  • Wide Neck Dr. Brown
  • Playtex Ventaire
  • Nuk Simply Natural 
  • Medela
  • Nanobebe Breastmilk Bottle
  • Regular Narrow Dr. Brown’s
  • MAM 
  • Evenflo Wide Neck
  • Nanobebe Flexy Wide Neck
  • Lasinoh
  • Haaka
  • Comotomo
  • Boon Nursh
  • Olababy
  • Life Factory
  • Parent’s Choice

Baby’s Brew Pros & Cons

Most parents are singing Baby Brew’s praises when it comes to accuracy, safety, and on-the-go use with only a few niggles regarding its charge and frequent need to be cleaned.

Let’s look at how it stacks up…


  • Warms breast milk, water, and pre-made formula
  • Slow-heat technology ensures uniform warming of the milk/liquid with no hot spots that could burn the baby’s mouth or throat (typically caused by microwave warming)
  • Rechargeable battery lets you warm milk while on the move
  • Compatible with most wide-neck bottles and comes with many adapters to suit most bottle brands/styles
  • Milk warms in 5-10 minutes
  • Holds a charge for several hours
  • Baby’s Brew collection includes a Formula Dispenser
  • Suitable for plane travel


  • Doesn’t include a storage bag/case
  • Quite pricey
  • Since it touches breast milk, the warmer unit needs to be cleaned after each use
  • Milk can be slow to warm when not fully charged

Baby’s Brew Warranty

Bottle Warmers come with a 1-year warranty with an exchanged item if the purchased warmer is found to be faulty by the Baby’s Brew team.

The warranty does not cover:

  • Accidental damage
  • Misuse,
  • Normal wear and tear
  • Water found in the battery area
  • Unauthorized maintenance (taking the unit apart)
  • Neglect of proper cleaning
  • Improper use
  • Failure to adhere to written instructions

Baby’s Brew Portable Bottle Warmer Instructions

  1. First, make sure the silicone ring is placed inside the top of the warmer with the smooth side face down.
  2. Taking your baby’s bottle, simply screw the Baby’s Brew warmer onto the top of the bottle, securing it tightly to prevent any leaks.
  3. Next, carefully flip it over with one hand on the bottle and one on the warmer so that the warmer unit is sitting upright with the “Baby’s Brew” font and logo facing the right way up.
  4. Then, hold down the button at the base of the warmer unit to set the warmer to your baby’s preferred temperature.

Is Baby’s Brew Safe?

Yes. Unlike some other warming methods and traditional electric bottle warmers, Baby’s Brew heats the milk slowly.

This not only eliminates dangerous hot spots in the liquid that could burn little mouths, but it also ensures that all-important nutrients in breast milk and formula are not depleted during the process.

Also, the bottle warmer will never heat past the temperature you have selected. Once chosen, it will stop at and maintain the desired temperature.

Does Baby’s Brew Get Hot to the Touch?

According to reviews of Baby’s Brew, the metal portion (stainless steel rim) at the top of the warmer is quite warm to the touch during use but not so much that it could cause a burn.

Can Baby’s Brew Be Used With Breast Milk?

Yes, you can warm breast milk using Baby’s Brew, but it is important to note, however, that only the first two of the four temperature settings are safe for breast milk (80°F and 98.6°F).

Any temperatures higher than 98.6°F risk compromising the nutrients in breast milk.

Does Baby’s Brew Work With Formula?

Baby’s Brew works with some pre-made formulas (but NOT with Premixed Enfamil Gentlease and other thick-based formulas, Premixed Alimentum, Premixed Enfamil A.R. Premixed Similac pro sensitive).

For clarification, almond, soy, and whole milk will also not work with Baby’s Brew.

If you are unsure about whether your baby’s usual formula will work with the warmer, the Baby’s Brew website encourages parents to email [email protected] or start a chat with a member of the Baby’s Brew team using the chat icon at the bottom right-hand corner of the screen.

How Long Can a Bottle Sit on Baby’s Brew?

Depending on the temperature you need the bottle to reach and the temperature of the bottle liquid when you start (chilled from the fridge, room temp, etc.), the bottle can sit on the warmer for as long as it needs, which can be up to 15 minutes.

How Long Does It Take Baby’s Brew To Heat?

Baby’s Brew should take between 5 and 10 minutes, though customers have claimed that it can take a little longer than advertised, so keep it on the warmer until the desired temperature is reached.

In her review and demo of Baby’s Brew, teacher and mom-of-two Ginny Bee found that it took just 11 minutes to reach 98 degrees from fridge temperature.

So, assuming that most milk-warming will be done on the go, the liquid will be closer to room temperature and take much less time to heat up.

How Do You Know When Baby’s Brew Is Done?

The warmer will stop heating and maintain the set temperature, and you should hear a beep when it is ready.

The digital display on the front of the warmer unit will also display the climbing temperature before stopping on the setting you selected.

Can Baby’s Brew Work With Dr. Brown Bottles?

Yes. As of 2022, Baby’s Brew is now compatible with both the wide and narrow-neck Dr. Brown Bottles using this adapter.

How Do You Clean Baby’s Brew?

Ensuring the warmer unit has cooled down and the charging port cover is closed, you can wipe down the warmer using dish soap and a clean washcloth.

Remove the silicone ring, and wash this thoroughly before rinsing under warm water.

NOTE: Never submerge the warmer in water or put it in the dishwasher (the separate Formula Dispenser is dishwasher safe but not the Baby’s Brew Warmer).

Baby’s Brew also advocates cleaning the warmer unit using breast pump wipes such as Medela Quickclean Wipes.

This can help to precisely remove any residue lurking in the silicone ring and/or the inside of the warmer.

Is a Bottle Warmer Worth It?

While cold or cool breast milk or formula isn’t a bad or unhealthy option, some babies can be quite particular about the temperature of the milk.

If this sounds like your little one, a bottle warmer may help take some of the stress out of meal times!

If you find yourself needing to warm milk or formula at some point for your baby, a compact and easy-clean bottle warmer like Baby’s Brew will be easier to use than a traditional and bulky electric countertop warmer.

It will also be a safer option since the slow-heat technology warms the liquid gradually, helping it reach a safe, uniform temperature throughout.

Baby’s Brew Review

We’ve been using the Baby’s Brew warmer for our twins for almost a year now and really do love it.

Things I LOVE:

  • The convenience of portability. We’re on the go a lot, and we don’t usually have a place to warm a bottle.
  • Compatibility with Breastmilk and Formula. Our boys are breastmilk fed, and we supplement with Kendamil formula. The Baby’s Brew can handle both.
  • Temperature settings. The 4 temperature settings give you options though we always use the 98.6-degree setting.
  • Chargeability. If you need to re-charge on the go, you can charge in the car or with a USB battery pack.

What could be improved:

  • Easier to Clean. We use the adapter fittings, adding an extra piece and gasket that need cleaning after use. Not sure how this can be avoided, but was worth mentioning.
  • Ability to charge while using. The battery life on the regular model isn’t that great and you can’t charge while the warmer is in use.

Overall, we are extremely happy with our Baby’s Brew warmer. It’s honestly one of our most-used baby devices and can’t imagine going without it.

Baby’s Brew Coupon Codes

Any time Baby’s Brew gives me a discount to share with my readers, this is where you will find it. Here is the best savings available right now.

Save 15% when you use code: PARENTSWONDER15 at checkout. Visit Baby’s Brew Website.

Closing Thoughts

To sum up, the Baby’s Brew Portable Bottle Warmer is a great piece of equipment for parents needing to warm milk and formula on the go or in rooms in the house other than the kitchen.

It heats breast milk safely and slowly to preserve the nutrients and allows you to set the temperature that’s right for your baby’s needs.

This Bottle Warmer is immediately compatible with many of the best-known baby bottle brands, but if you can’t find yours on the list, Baby’s Brew probably has the adapter for it!

If your child doesn’t take to a cold or lukewarm bottle, then this could be the baby gadget you need in your life.