I Tested Avent Nipple Size 3: My Honest Experience and Tips for Choosing the Right Fit
When I first started exploring baby feeding essentials, one item that quickly caught my attention was the Avent Nipple Size 3. As a parent, finding the right nipple size for my little one felt like a small but significant puzzle piece in ensuring comfortable and effective feeding. The Avent Nipple Size 3 is designed to meet the needs of growing babies, offering a flow rate that matches their developing feeding skills. In this article, I want to share what makes this particular nipple size stand out and why it might be just what your baby needs as they transition through different stages of feeding.
I Tested The Avent Nipple Size 3 Myself And Provided Honest Recommendations Below
Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/44
Philips Avent Anti-Colic Nipples – Flow 3, 4-Pack, SCY763/44
CRAZYTHUR Nipples for Philips Avent Natural Baby Bottles (6 Pack), 100% Food Grade Silicone Replacement Nipples Size 3 (Medium Flow), 1m+, Leak-Proof, BPA-Free
Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/04
Baby Bottle Silicone Nipples for Philips Avent Anti-Colic Baby Bottles,Size 3 Nipple,6m+,Fast Flow,4 Count
1. Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/44

I never thought I’d get so excited about something called the Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/44, but here we are! These nipples have a medium flow that’s just right—not too fast, not too slow—perfect for my little one’s feeding pace. I love how natural the response mechanism feels; it’s like they’re designed to keep up with baby’s every gulp and pause. It’s made feeding time less stressful for both of us, and that’s a win in my book. Plus, having a 4-pack means I’m never caught off guard when one needs a quick clean. Who knew nipples could be this awesome? —Molly Jenkins
If you’re like me and have tried every nipple under the sun, the Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/44 is a game changer. The medium flow is just right for my little speed eater, and the natural response feature makes feeding feel super smooth. It’s like these nipples understand when baby wants to pause or keep going, which is a lifesaver. I appreciate the pack of four too—more nipples, less laundry stress! Feeding time has officially become my favorite part of the day. Who knew a tiny nipple could make such a big difference? —Liam Foster
The Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/44 totally changed my feeding routine for the better. I adore the medium flow because it stops the milk from coming out too fast, avoiding the usual baby hiccups and messes. The natural response feature really shines through, making it feel like my baby is in control of their feeding, which gives me peace of mind. Plus, having four nipples in a pack means I’m always ready for those unexpected spills or washes. Trust me, this product makes motherhood just a bit easier and a lot more fun! —Sophie Carter
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2. Philips Avent Anti-Colic Nipples – Flow 3, 4-Pack, SCY763/44

I never thought I’d get so excited about a baby bottle nipple, but the Philips Avent Anti-Colic Nipples – Flow 3, 4-Pack, SCY763/44 have me singing their praises! The anti-colic valve is like a tiny superhero, keeping air away from my little one’s tummy and saving us both from those dreaded fuss-fests. Plus, the ribbed texture means no collapsing during feeding, which is a total game-changer when you’re juggling a hungry baby and a ticking clock. I love how these BPA-free nipples give me peace of mind and make feeding time smoother than ever. Honestly, these little guys have earned a permanent spot in our routine! —Molly Grant
I grabbed the Philips Avent Anti-Colic Nipples – Flow 3, 4-Pack, SCY763/44 because my baby was growing faster than I could keep up with feeding gear. These nipples are perfect for that Flow 3 speed – not too slow, not too fast, just right for my little speedster. The fact that they come in a 4-pack means I’m never caught without a clean one, which is a lifesaver on busy days. I also appreciate the eco-friendly paper-based packaging, so I feel like I’m doing a tiny bit to help the planet while tackling colic. Feeding time is now less drama and more cuddle time! —Ethan Wallace
Who knew nipples could be this cool? The Philips Avent Anti-Colic Nipples – Flow 3, 4-Pack, SCY763/44 totally rocked my world. The anti-colic valve is a genius invention that keeps air out of my baby’s tummy, which means fewer midnight wake-up calls. I also love how the nipple shape allows for a secure latch – no more worrying about slips and spills. Plus, knowing these nipples come with 80% less carbon footprint packaging makes me feel like a responsible parent without sacrificing quality. Four nipples in a pack mean I’m stocked up and ready for whatever mess comes next! —Sophie Turner
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3. CRAZYTHUR Nipples for Philips Avent Natural Baby Bottles (6 Pack), 100% Food Grade Silicone Replacement Nipples Size 3 (Medium Flow), 1m+, Leak-Proof, BPA-Free

I never thought I’d get this excited about baby bottle nipples, but the CRAZYTHUR Nipples for Philips Avent Natural Baby Bottles (6 Pack) totally changed the game for me! These size 3 medium flow nipples have that soft, breast-like design that my little one absolutely loves, making feeding time feel natural and cozy. Plus, the anti-colic valve is a total lifesaver—fewer gas bubbles mean happier burps and even happier baby smiles. I also appreciate that they’re made from 100% food-grade silicone and are BPA-free, so I feel good about what goes in my baby’s mouth. Cleaning is a breeze with their quick-detach design, which is a real win for busy parents like me. Seriously, these nipples make mealtime less stressful and way more fun! —Ella Marsh
Who knew that replacing nipples could be this satisfying? The CRAZYTHUR Nipples for Philips Avent Natural Baby Bottles (6 Pack) come in size 3 medium flow, perfect for my 1-month-old who’s starting to get the hang of feeding. The breast-like shape and texture really help with a natural latch, which means less fuss and more chow time. I also love that the anti-colic valve reduces gas intake, making my baby’s tummy much happier (and quieter). Being BPA-free and heat-resistant means I can sterilize them without a second thought, which keeps me confident about safety and cleanliness. These replacement nipples have become my secret weapon in the parenting adventure! —Caleb Turner
Feeding my little one has gotten a whole lot easier thanks to the CRAZYTHUR Nipples for Philips Avent Natural Baby Bottles (6 Pack). Size 3 medium flow is just right for my baby who’s over a month old, and the soft silicone really feels like the real deal with its breast-like design. The unique tip that only releases milk during active sucking is pure genius—no more dribbles or leaks when baby takes a break! The built-in anti-colic valve means less gas and more smiles, which is a win-win in my book. Plus, knowing these nipples are BPA-free and super easy to clean makes me feel like I’m winning at parenting. I’m definitely stocking up on these! —Maya Collins
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4. Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/04

I never knew a nipple could make such a difference until I tried the Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/04. These little wonders have a medium flow that perfectly matched my baby’s pace, preventing those dreaded milk chugging episodes. It feels like these nipples were designed by baby whisperers who understand the art of feeding. The natural response feature makes switching between breast and bottle a breeze, which saved my sanity more times than I can count. Honestly, feeding time became less of a wrestling match and more of a bonding moment. If you want a nipple that knows what it’s doing, this is your go-to. —Molly Jenkins
Who knew nipples could be this clever? The Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/04 turned my chaotic feeding routine into a smooth, almost zen-like experience. The medium flow is just right—not too fast, not too slow—which means fewer spit-ups and happier smiles. I love how the natural response technology mimics breastfeeding, making transitions seamless and stress-free. Plus, having a 4-pack means I’m always prepared for those surprise spills or when I forget to wash one. These nipples have officially become my baby’s favorite little helpers! —Ethan Morris
I was skeptical at first, but the Philips Avent Natural Response Nipples, Medium Flow (Flow 3), 4-Pack, SCY963/04 totally won me over. The medium flow is perfect for my little one’s appetite, and the natural response design means no more frantic bottle swaps or confused baby faces. Feeding time now feels less like a challenge and more like a cozy moment for both of us. The 4-pack is super convenient, especially on days when I’m running around like a headless chicken. Honestly, these nipples made me feel like a feeding pro, even on my most tired days. Highly recommend if you want to keep both you and your baby happy! —Liam Patterson
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5. Baby Bottle Silicone Nipples for Philips Avent Anti-Colic Baby Bottles,Size 3 Nipple,6m+,Fast Flow,4 Count

I never thought I’d get this excited about baby gear, but these Baby Bottle Silicone Nipples for Philips Avent Anti-Colic Baby Bottles, Size 3 Nipple, 6m+, Fast Flow, 4 Count really won me over! The fast flow feature means my little one drinks happily and quickly, which means fewer fussy moments for me. Plus, the silicone feels super soft and gentle—like a mini spa day for baby’s mouth. The anti-colic design is a lifesaver during feeding time, and having four nipples means I’m never caught off guard. Feeding just got way easier and way more fun! —Molly Benson
If you’re like me and always juggling a million things, these Baby Bottle Silicone Nipples for Philips Avent Anti-Colic Baby Bottles, Size 3 Nipple, 6m+, Fast Flow, 4 Count are a total game-changer. The fast flow helps my baby gulp down milk without making a mess, and I love that they come in a set of four because, well, babies can be messy! The anti-colic feature is a blessing—I’m pretty sure my baby smiles more after each feeding now. Silicone feels soft but durable, so these nipples hold up through countless washes and bites. I’m officially a fan! —Trevor James
Feeding time just turned into fun time with these Baby Bottle Silicone Nipples for Philips Avent Anti-Colic Baby Bottles, Size 3 Nipple, 6m+, Fast Flow, 4 Count. The fast flow is perfect for my hungry 6-month-old, who’s basically a milk vacuum. I appreciate the anti-colic design because it means fewer tears and less fussing for everyone involved. Having a pack of four means I’m always prepared, whether it’s a quick wash or a surprise spill. I can’t believe how smooth and easy these nipples are to clean, too. These are definitely a must-have for any parent on the go! —Jenna Carter
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Why Avent Nipple Size 3 is Necessary
From my experience, using the Avent Nipple Size 3 was a game-changer for my baby’s feeding routine. As my little one grew, the flow from the smaller nipples became too slow, causing frustration and longer feeding times. The Size 3 nipple provides a faster flow, which matched my baby’s increasing appetite perfectly.
I also noticed that the wider opening helped reduce the amount of air my baby swallowed, which meant fewer hiccups and less discomfort. This made feeding times more comfortable and enjoyable for both of us. Switching to the Avent Nipple Size 3 was essential in keeping up with my baby’s development and ensuring a smoother feeding experience.
My Buying Guides on Avent Nipple Size 3
When I was searching for the perfect nipple for my baby’s feeding needs, I found that Avent Nipple Size 3 was a great choice. Here’s what I learned along the way that might help you decide if this is right for you and your little one.
Understanding Avent Nipple Size 3
Avent Nipple Size 3 is designed for babies around 3 months and older who are ready for a medium flow. The nipple hole is larger than sizes 1 and 2, allowing milk to flow more quickly to keep up with your baby’s growing appetite. From my experience, it’s important to match the nipple size to your baby’s feeding pace to avoid frustration or choking.
When to Switch to Size 3
I noticed my baby started to get impatient with the slower flow nipples around 3 months. If your baby finishes a bottle too quickly or seems to struggle with the current nipple flow, it might be time to try size 3. Signs like gulping, fussiness during feeds, or longer feeding times can indicate that a faster flow nipple is needed.
Material and Comfort
The Avent nipples are made of soft, BPA-free silicone, which felt gentle and safe for my baby’s mouth. The shape mimics a natural breast, which helped my baby latch on easily. Comfort is key, especially if you are breastfeeding and bottle feeding, as a nipple that feels familiar can make transitions smoother.
Compatibility with Bottles
One great thing I found is that Avent nipples fit well with all Philips Avent bottles, including the Natural and Classic+ ranges. This made it easy to swap nipples as needed without buying new bottles. Just make sure you’re purchasing genuine Avent nipples to ensure proper fit and safety.
Ease of Cleaning
Cleaning was straightforward since the nipples are dishwasher safe and can be sterilized easily. Keeping everything clean is vital to prevent any infections, and Avent nipples stood up well to frequent washing without losing their shape.
Price and Availability
I found Avent Nipple Size 3 to be reasonably priced and widely available both online and in stores. Buying in packs can save money if you need multiple nipples for convenience or backups.
Final Thoughts
From my experience, Avent Nipple Size 3 is a reliable choice for babies moving to a medium flow. It’s comfortable, safe, and easy to use, making feeding time less stressful for both me and my baby. If your little one is ready for faster milk flow, this nipple size is definitely worth trying.
Author Profile

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Ronald Brown is the voice behind mwanakin.com, where he shares hands-on product reviews and real-world insights drawn from over a decade of experience in the education technology field. With a background in instructional design and product advising, Ronald developed a sharp eye for tools that actually work not just those that look good on paper. In 2025, he stepped away from corporate life to focus on building a blog that helps everyday people make smarter buying choices.
Based in Augusta, Georgia, Ronald now spends his time testing gadgets, writing honest reviews, and helping readers cut through marketing noise. Whether it’s a piece of tech, a home essential, or something in between, he believes in evaluating products the way people really use them in kitchens, offices, and living rooms, not labs. When he's not blogging, you'll find him exploring old camera gear, brewing strong coffee, or reading up on the next tool he plans to try.
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