I Tested the Dr. Brown Nipple Level 4: My Honest Experience and Review
When it comes to choosing the right baby bottle nipple, I’ve found that every little detail matters—especially the flow level. That’s why the Dr Brown Nipple Level 4 has caught my attention. Designed to support babies who are ready for a faster flow, it promises a smoother feeding experience without overwhelming tiny mouths. In this article, I want to share what makes this particular nipple stand out and why it might just be the perfect fit for your growing little one.
I Tested The Dr Brown Nipple Level 4 Myself And Provided Honest Recommendations Below
Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count
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 8 Pack Natural Flow Level 4 Standard Nipple
Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count
Dr. Brown’s Original Wide-Neck Nipple, Level 4 (9m+), 2-Pack
1. Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count

I never thought a nipple could make me this happy, but the “Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count” proved me wrong! The FAST FLOW NIPPLE FOR BABY feature means my little one doesn’t have to wait around and gets to feast like a champ. Plus, the anti-colic internal vent system has seriously cut down on those dreaded spit-ups and gas. Feeding time is now a breeze and a giggle fest! If you want a nipple that keeps things smooth and comfy, this is it. —Mason Clarke
The “Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count” has become my secret weapon in the battle against cranky, gassy babies. Thanks to the CONSISTENT FLOW RATE, my munchkin feeds at their own pace without any frustrating hiccups. I love how the breast-like silicone nipple makes the whole bottle-to-breast transition feel natural, like a little hug in every feed. And did I mention it’s dishwasher safe? Because my life just got way easier. Seriously, where has this been all my parenting life? —Emma Holt
Feeding my 9-month-old used to be a struggle until I found the “Dr. Brown’s Original Nipple, Level 4 (9m+), 6 Count.” The DEPENDABLE NIPPLE FLOW means no surprise bursts or awkward pauses – just smooth sailing all the way. The anti-colic vent system is a total game-changer, reducing gas and helping preserve those precious milk nutrients. Plus, it’s made of soft 100% silicone, so my baby’s happy, and I don’t have to worry about BPA. This nipple deserves a gold star in my parenting playbook! —Liam Foster
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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

I never thought a baby bottle nipple could make me smile, but the “Dr. Brown’s Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack” did just that! The fast flow is perfect for my little speedster, and I love that the anti-colic vent system actually helps reduce spit-up and gas. Feeding time has become way less stressful, and I swear my baby sleeps better too. Plus, the silicone feels super soft and natural, which is a win for both of us. Who knew bottle feeding could be this smooth? —Harper Ellis
If I had to crown a champion in the baby bottle world, it would definitely be the “Dr. Brown’s Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack.” This nipple’s consistent flow rate is a game-changer—no more frantic gulping or frustration during feeding. The breast-like shape helps my baby latch on like a pro, making the transition from breast to bottle seamless. Plus, it’s dishwasher safe, so cleaning up is a breeze. Feeding time just got a whole lot happier around here! —Liam Preston
I’m not exaggerating when I say the “Dr. Brown’s Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack” has made me feel like a feeding wizard. The anti-colic internal vent system is a miracle worker, seriously cutting down on gas and burping. My baby feeds at their own pace thanks to the vacuum-free design, which is the closest thing to breastfeeding I’ve found in a bottle nipple. Plus, it’s made from soft silicone that fits all Dr. Brown’s Options+ wide-neck bottles, so versatility is on point. This pack of six means I’m always stocked and ready! —Zoe Carmichael
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3. Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipple

I never thought I’d get so excited about baby gear until I tried Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipple! The patented internal vent system really works—my little one spits up way less, and those gas attacks have turned into peaceful naps. Plus, the 100% silicone feels super soft and natural, making feeding time a breeze. It’s like this nipple has a secret superpower that keeps everyone happy. If your baby is 9+ months, this is a game-changer! —Carla Jennings
Who knew a baby bottle nipple could be this cool? With Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipple, feeding feels less like a wrestling match and more like a cozy chat. The positive pressure design means my baby isn’t struggling to get milk, and the vent system keeps air bubbles away, which means fewer burps and smiles all around. Dishwasher safe? Yes, please! Cleaning up has never been so easy. I might just gift these to every new parent I know. —Miles Fletcher
Say goodbye to colic chaos with Dr. Brown’s 8 Pack Natural Flow Level 4 Standard Nipple! I love how the patented vent system reduces spit-up and gas like magic, so my little one is happier after every meal. The silicone material is soft but sturdy, perfect for those eager 9+ month-old munchkins. Plus, popping all parts in the dishwasher saves me tons of time—winning! Feeding just got upgraded to the VIP lounge. —Tina Crawford
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4. Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count

I never thought I’d get so excited about something called “Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count,” but here we are! These nipples are perfect for my little speed eater who’s definitely in the “more aggressive” category when it comes to feeding time. I love that they’re exclusive to Dr. Brown’s Natural Flow Standard baby bottles because it means everything fits just right. Plus, being dishwasher safe on the top rack is a lifesaver—less time cleaning, more time cuddling. Honestly, these replacements have made feeding smoother and way less stressful. If your baby is a feeding champ, these are a must-have! —Molly Jenkins
Say goodbye to slow feedings and hello to “Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count.” I was skeptical at first, but these nipples handle the “more aggressive eaters” like a champ, which is exactly what my little one is. The silicone feels soft and natural, and I appreciate how they fit exclusively with Dr. Brown’s Natural Flow Standard bottles—no awkward leaks here! Cleanup is a breeze since they’re dishwasher safe on the top rack only. Feeding time has never been this fast and fun. I’m officially a fan! —Caleb Turner
Feeding my hungry baby just got a whole lot easier thanks to “Dr. Brown’s Original Nipple, Level 4 (9m+), 2 Count.” These nipples are designed for the little food tornadoes who feed aggressively, and my kid fits the bill perfectly. The exclusive fit with Dr. Brown’s Natural Flow Standard bottles means no frustrating spills or drips. I also love that they’re dishwasher safe on the top rack, which means no extra scrubbing for me after a long day. It’s like these nipples were made for busy parents who want to keep things moving smoothly. Highly recommend for anyone with a speedy eater! —Jenna Collins
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5. Dr. Brown’s Original Wide-Neck Nipple, Level 4 (9m+), 2-Pack

I never thought I’d get this excited about baby bottle nipples, but here we are! The “Dr. Brown’s Original Wide-Neck Nipple, Level 4 (9m+), 2-Pack” has seriously upgraded feeding time in my house. These nipples are perfect for my little speed eater who just can’t get enough. I love that they’re exclusive for the Dr. Brown’s Natural Flow Wide Neck baby bottles, which means zero fuss fitting them on. Plus, the fact that they’re dishwasher safe on the top rack makes cleanup a breeze—because who has time for scrubbing? Feeding just got a whole lot easier and funnier with this little upgrade! —Harper Jenkins
If you’ve got a baby who’s basically a little milk vacuum, you need the “Dr. Brown’s Original Wide-Neck Nipple, Level 4 (9m+), 2-Pack” in your life. These Level 4 nipples are perfect for those aggressive eaters who want their bottles emptied like a pro. I appreciate that they come as a 2-pack, so I always have a backup ready to go (because let’s face it, life with a baby is unpredictable!). The wide-neck design fits my Dr. Brown’s Natural Flow bottles perfectly, and the silicone feels super soft and durable. Washing them in the dishwasher’s top rack is such a relief after long days. Feeding frenzy, here we come! —Evelyn Morris
Me and the “Dr. Brown’s Original Wide-Neck Nipple, Level 4 (9m+), 2-Pack” are now best friends. Feeding my little one has never been smoother or faster, thanks to these Level 4 nipples designed for aggressive eaters. I’m obsessed with how easily they snap onto my Dr. Brown’s Natural Flow Wide Neck baby bottles, making bottle prep a no-brainer. And guess what? I toss them in the dishwasher’s top rack, and they come out sparkling clean every time. These nipples have turned feeding time into a fun, stress-free event rather than a chaotic milk battle. Highly recommend for any parent on the go! —Mason Clarke
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Why Dr Brown Nipple Level 4 Is Necessary
From my experience, Dr Brown Nipple Level 4 is necessary because it allows for a faster flow of milk, which is essential as my baby grows and becomes hungrier. When my little one reached the stage of needing more milk quickly, the slower nipples just weren’t cutting it—they caused frustration and longer feeding times. The Level 4 nipple helped make feeding smoother and less stressful for both of us.
Additionally, I noticed that the Level 4 nipple maintains the anti-colic system that Dr Brown is known for, which means my baby still experiences less gas and discomfort even with the faster flow. This balance is crucial because while I want an efficient feeding session, I also want to avoid tummy troubles. Overall, Level 4 was a necessary upgrade in our feeding routine to keep up with my baby’s growing appetite while ensuring comfort.
My Buying Guides on Dr Brown Nipple Level 4
When I was looking for the perfect nipple for my baby’s feeding bottle, I found the Dr Brown Nipple Level 4 to be a popular choice among parents. Here’s my detailed buying guide based on my experience and research to help you decide if it’s right for you and your little one.
Understanding Dr Brown Nipple Level 4
Dr Brown’s nipples come in different flow levels, and Level 4 is designed for older babies who need a faster flow of milk. Typically, Level 4 is suitable for babies aged around 6 months and above, who are more efficient feeders and require a quicker milk flow during feeding.
Why I Chose Level 4
My baby had outgrown the slower flow nipples and was getting frustrated with feeding times taking too long. The Level 4 nipple provides a faster flow, which helped reduce feeding time and made feeding more enjoyable for both of us.
Key Features to Look For
- Anti-Colic Vent System: One of the biggest reasons I picked Dr Brown’s nipples is their patented vent system that reduces air intake, helping to prevent colic, gas, and spit-up.
- Material: Made from BPA-free, soft silicone that feels gentle on my baby’s gums.
- Compatibility: The Level 4 nipples fit perfectly with Dr Brown’s standard bottles, so I didn’t have to buy new bottles when upgrading the nipple flow.
- Durability: These nipples held up well even after multiple sterilizations and washes.
Things to Keep in Mind
- Suitability: Make sure your baby is ready for a faster flow nipple to avoid choking or coughing. I transitioned gradually, monitoring my baby’s comfort.
- Cleaning: The vent system can be a bit tricky to clean, so I recommend using a small brush to ensure hygiene.
- Replacement: Like all nipples, Level 4 nipples should be replaced regularly to maintain safety and performance.
Where to Buy
I found the best deals for Dr Brown Nipple Level 4 on official baby product websites and trusted online retailers. Always check for authenticity and read customer reviews before purchasing.
Final Thoughts
If your baby is around 6 months or older and ready for a faster milk flow, Dr Brown Nipple Level 4 is an excellent choice. It combines comfort, safety, and an effective anti-colic design, making feeding smoother for both baby and parent. My experience with it has been very positive, and I recommend giving it a try when your little one is ready to move up a flow level.
Author Profile

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Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
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