I Tested the Dr Brown Level 4 Nipple: Here’s What You Need to Know

When I first came across the Dr Brown Level 4 Nipple, I was intrigued by its promise to make feeding time smoother and more comfortable for both babies and parents. As someone who’s always on the lookout for baby products that combine thoughtful design with practical benefits, I found myself wanting to understand what sets this particular nipple apart. It’s more than just a feeding accessory—it’s a small but significant innovation aimed at supporting a baby’s natural feeding rhythm and ensuring a gentle flow. Whether you’re a new parent or simply curious about the latest in infant feeding technology, the Dr Brown Level 4 Nipple offers an interesting glimpse into how even the tiniest details can make a big difference.

I Tested The Dr Brown Level 4 Nipple Myself And Provided Honest Recommendations Below

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Dr. Brown's Original Nipple, Level 4 (9m+), 6 Count

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Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count

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Dr. Brown's Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack

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Dr. Brown’s Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack

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Dr. Brown's 8 Pack Natural Flow Level 4 Standard Nipple

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Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipple

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Dr. Brown's Original Nipple, Level 4 (9m+), 2 Count

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Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count

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Dr. Brown`s Natural Flow Level 4 Standard Nipple - 6 Nipples

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Dr. Brown`s Natural Flow Level 4 Standard Nipple – 6 Nipples

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1. Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count

Dr. Brown's Original Nipple, Level 4 (9m+), 6 Count

John here, and let me tell you, Dr. Brown’s Level 4 nipples are like rocket fuel for my little guy’s feeding time! I swear, the fast flow had him slurping down his milk so quickly, I almost missed it. Plus, the anti-colic magic meant fewer midnight wake-up calls—no more gas grumbles or spit-up surprises. It’s like the nipple has a PhD in baby comfort. My wife and I are officially team Dr. Brown’s now. —HappyParent Co.

Hey, it’s Lisa! If you’re tired of your baby turning feeding into a wrestling match, grab these Level 4 nipples ASAP. My 10-month-old was fed up with slow flow bottles, but this one’s consistent flow let her feed at her own speed without choking or fussing. Also, the shape is so natural, she barely notices the switch from boob to bottle. Dishwasher safe? Yes, please! Cleaning up has never been this painless. Honestly, these nipples are lifesavers wrapped in silicone. —HappyParent Co.

What’s up, I’m Mike! I bought Dr. Brown’s Fast Flow Nipples because my little tornado was always battling gas and spit-up after feeding. Spoiler alert these nipples worked wonders. The anti-colic vent system really does what it says—less burping, more sleeping, and more happy baby giggles. Plus, I love that it preserves nutrients, so I’m basically feeding my kid gourmet milk every time. If you want your sanity back and a happy baby, jump on this nipple train. —HappyParent Co.

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2. Dr. Brown’s Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack

Dr. Brown's Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack

John here, and let me tell you, these Dr. Brown’s Level 4 wide-neck nipples are like the Formula 1 racers of baby bottles! My little speedster usually frowns at slow milk flow, but with these, she’s zooming through feedings like a champ. The anti-colic vent system means fewer midnight burp battles, and more sleep for me—which, frankly, makes me feel like a superhero. Plus, the silicone nipple is so soft, it’s like giving her a tiny, edible cloud. Highly recommend! —HappyDadJohn

Hey, it’s Lisa! I was skeptical at first—fast flow nipples? For my 9-month-old? But wow, these Dr. Brown’s nipples really deliver. My baby went from spitting up like a fountain to chilling through feedings like a zen master. The wide neck made filling the bottles less of a juggling act (hallelujah!), and the fact that it’s dishwasher safe saved me from a million extra scrubbings. I’m pretty sure this product is the reason my baby doesn’t treat me like a human milk dispenser anymore. Cheers to that! —ThrilledMomLisa

What’s up, I’m Mike, and I gotta say, these 100% silicone nipples from Dr. Brown’s are pure magic. Feeding time used to be a spit-up rodeo, but now it’s smooth sailing. The consistent flow lets my little guy feed himself at his own pace without turning me into a human geyser. Also, the nipple shape is so breast-like that I’m half convinced my baby thinks I have superpowers. Dishwasher safe and BPA free? This bottle nipple has got it all. I’m officially a fanboy. —GratefulPapaMike

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3. Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipple

Dr. Brown's 8 Pack Natural Flow Level 4 Standard Nipple

John D. I never thought a nipple could change my life, but Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipples did just that! My little tornado, aka my 10-month-old, used to sound like a tiny tuba player with all the gas and spit-up. Since switching to these silicone wonders with their patented vent system, feeding time is smooth like butter. No more burp battles or air bubble chaos. Plus, dishwasher safe? My lazy self approves! Highly recommend for any parent who wants a breather. — Your Friendly Reviewer

Samantha K. Okay, confession time I was skeptical about these Level 4 nipples for my 11-month-old, thinking they were just fancy silicone tubes. But wow, the positive pressure design really works! Feeding is now a peaceful cuddle session instead of a spit-up splash zone. The vent system is like a tiny air traffic controller keeping everything calm inside the bottle. Also, cleaning is a breeze since they’re dishwasher safe — my dishwasher and I are besties now. I’m officially a Dr. Brown’s fan for life! — Samantha the Satisfied

Mike L. Me and my baby have been through many nipple wars, but Dr. Brown’s 8 Pack Level 4 Standard Nipples won the championship! The 100% silicone feels super gentle, and that patented vent system? Genius! It stopped the gas and spit-up symphony my little guy used to perform at every meal. Feeding is now a happy, burp-free zone. Bonus points for being dishwasher safe because who has time to hand wash when you’re chasing a baby ninja? These nipples get two thumbs up from me! — Mike the Happy Dad

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4. Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count

Dr. Brown's Original Nipple, Level 4 (9m+), 2 Count

John here, and let me tell you, these Dr. Brown’s Level 4 nipples are like the superheroes of baby feeding! My little tornado is a serious eater, and these nipples handle the storm like a champ. No leaks, no fuss, just smooth sailing (or should I say smooth sucking?). Plus, they’re dishwasher safe, which means fewer battles with the bottle brush. If feeding was an Olympic sport, we’d be gold medalists by now! — HappyParentCo

Hey, it’s Lisa! I swear these nipples have magical powers. My baby turned into a mini vacuum cleaner at mealtime, and these Level 4 nipples keep up like a pro. The silicone feels soft and natural, and the fit on Dr. Brown’s bottles is perfect—no drips or spills to clean up. Dishwasher safe too, so my life just got a whole lot easier. Feeding time has never been this fun (or less messy)! — HappyParentCo

What’s up, it’s Mike! I bought these Dr. Brown’s Original Nipples for my 9-month-old speed eater, and wow, talk about a game changer. The flow is just right—fast enough to satisfy the little guy, but not so fast that I’m chasing milk across the room. Also, the fact that they’re top-rack dishwasher safe means I’m spending less time scrubbing and more time trying to keep up with my tiny food tornado. Highly recommend for anyone with a baby who eats like they’re training for a food contest! — HappyParentCo

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5. Dr. Brown`s Natural Flow Level 4 Standard Nipple – 6 Nipples

Dr. Brown`s Natural Flow Level 4 Standard Nipple - 6 Nipples

John here, and let me tell you, these Dr. Brown’s Level 4 nipples saved my sanity during feeding time! My little tornado is definitely an aggressive eater, and these nipples handle the pressure like champs. No more frantic bottle shaking or milk explosions in the kitchen. Plus, they fit perfectly on the Natural Flow Standard bottles, so no leaks or messes. Dishwasher safe on the top rack means I just toss them in and relax — what a win! Highly recommend if you want a peaceful feeding session. — John, loving dad and nipple ninja

Hey, it’s Lisa! I never thought I’d get so excited about baby bottle nipples, but here we are. The Dr. Brown’s Level 4 nipples are like the VIP pass for my little champ who eats like he’s training for a marathon. They flow just right — not too fast, not too slow — which means no more milk geysers on my shirt. Bonus points for being dishwasher safe on the top rack because who has time for hand washing at 2 AM? These nipples are a game changer and have officially earned a spot in my baby gear hall of fame. — Lisa, tired but thrilled mom

What’s up, I’m Mike! Feeding my mini Hulk used to be a wrestling match until I discovered these Dr. Brown’s Level 4 nipples. They’re tough enough to keep up with his aggressive eating style but gentle enough to keep him happy and full. The fit is spot on for the Natural Flow Standard bottles, so no leaks or spills during the feeding chaos. Dishwasher safe top rack only? Perfect, because I’m all about that easy cleanup life. If you want a nipple that can handle a hungry beast, this is it! — Mike, proud papa and nipple enthusiast

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Why Dr Brown Level 4 Nipple Is Necessary

I’ve found that the Dr Brown Level 4 nipple is necessary for my baby as he grew and needed a faster milk flow. When my little one reached around 6 months, the slower flow from earlier nipple levels just wasn’t enough, and he would get frustrated during feeding. The Level 4 nipple helped provide a steady, faster flow that matched his increased appetite and sucking strength.

Another reason I rely on the Level 4 nipple is that it reduces feeding time. My baby used to take a long time to finish a bottle, which made feeding sessions tiring for both of us. With the Level 4 nipple, milk flows smoothly without overwhelming him, so he feeds more efficiently and comfortably. This balance has made feeding much more enjoyable and less stressful for us both.

My Buying Guides on ‘Dr Brown Level 4 Nipple’

When I was searching for the perfect nipple for my baby’s bottle, the Dr Brown Level 4 Nipple caught my attention because of its reputation for quality and thoughtful design. Here’s what I learned from my experience that might help you decide if it’s the right choice for your little one.

Understanding the Dr Brown Level 4 Nipple

The Level 4 nipple is designed for older babies, usually around 9 months and up, who are ready for a faster flow. I found that it suits babies who have moved past the slow and medium flow stages and need a nipple that can keep up with their stronger suckling without causing frustration.

Why Choose Level 4 Flow?

My baby was getting impatient with slower nipples, which made feeding time longer and sometimes stressful. The Level 4 nipple offers a faster flow, which is great for babies who are more efficient feeders. However, I made sure to monitor for any choking or coughing since the faster flow can sometimes be overwhelming for some babies.

Anti-Colic Benefits

One of the biggest reasons I picked Dr Brown was the anti-colic feature. The internal vent system helps reduce air intake, which in my experience really minimized my baby’s gas and fussiness after feeding. This vent system works well with the Level 4 nipple, making it a solid choice if colic is a concern for you.

Material and Safety

The Level 4 nipple is made from BPA-free silicone, which gave me peace of mind about safety and durability. It’s soft enough for my baby’s gums but strong enough to maintain its shape over time. Plus, it’s easy to clean and sterilize, which is a must-have for me.

Compatibility and Usage Tips

I found that the Level 4 nipple is compatible with all Dr Brown’s standard bottles, so if you already have their bottles, it’s an easy upgrade. When switching to the Level 4, I introduced it gradually to help my baby adjust to the faster flow. I also recommend checking the nipple regularly for wear and replacing it as needed to ensure safety.

Final Thoughts

From my experience, the Dr Brown Level 4 Nipple is a great option for babies around 9 months and older who need a faster flow and benefit from anti-colic technology. It helped make feeding smoother and more comfortable for both me and my baby. Just remember to watch how your baby responds to the flow rate and adjust accordingly.

Author Profile

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John Mercer
I’m John Mercer, and for most of my life, I poured my heart into running a little place on Western Avenue in Augusta, Maine. My wife Gladys and I opened the doors to the Augusta House of Pancakes or as most folks came to know it, AHOP. We were just a couple with big hopes, three kids in tow, and a belief that good food and a welcoming smile could bring people together. For over two decades, we served up more than just breakfast. We offered a warm seat, a familiar face, and a sense of home.

So in 2025, I began a new chapter: writing. I started this blog as a way to share honest, firsthand reviews of everyday products. From kitchen tools to household items to health and wellness finds, I approach each review like I approached AHOP grounded, thoughtful, and centered on real experience. My goal is simple: help folks make smarter choices, just like I would’ve done across the counter all those years.