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Dr. Brown's Natural Flow Level 3 Baby Bottle Silicone Nipple

Curated from 119 real Reddit conversations

Refreshed on: February 25, 2025

Dr. Brown's Natural Flow Level 3 Baby Bottle Silicone Nipple

Brand: Dr. Brown's
Price: $10
Snoop Score:
6.9
Sentiment
2.0
Popularity
3.9
Technical
9.6

Snoop's Take

Dr. Brown's Natural Flow Level 3 Baby Bottle Silicone Nipple is designed to provide a consistent, medium-fast milk flow for growing infants, while incorporating an anti-colic vent to reduce gas and spit-up. In community debates, opinions are divided: one user enthuses, “I’ve exclusively used Dr browns and haven’t had a single leak,” while others lament the over-complicated assembly and persistent leakage issues that turn routine feedings into a frustrating puzzle. Overall, although its design is rooted in clinical claims and safety standards, the mixed-bag of user feedback suggests that prospective buyers should weigh the benefits against frequent assembly and leakage complaints before committing. The product promises a consistent, vacuum-free feeding experience that echoes natural breastfeeding, but not everyone is sold on it; some users find the anti-colic system effective, whereas others report that the extra parts and unpredictable leaks are a deal breaker. Notably, one critic exclaims, “Dr browns bottles SUCK,” capturing the intense dissatisfaction felt by a number of parents. Meanwhile, a subset of users praise its leak‐free performance when assembled correctly, underscoring the product’s potential if used as intended. These lively debates highlight that while the concept is sound, execution may vary from household to household. From an expert perspective, the product is a mixed bag: it’s recommended for those who are doting over the clinical design and value its safety credentials, but only if you’re ready to navigate the notorious assembly challenges and reported leakage issues. The verdict is open—if you demand perfection in every feed, you might want to shop around; however, if your baby is amenable and you’re not put off by a few extra parts, it could still be a viable option in the anti-colic bottle category.

Not for you? Check out our other rated Nipples

Our baby will literally only take the Dr. Brown bottles and we've tried allllllll the alternatives.

Positive Feedback

Started with dr brown but honestly the amount of parts and washing … our baby was very colicky too s

Negative Feedback
Product
6.9
Dr. Brown's Natural Flow Level 3 Baby Bottle Silicone Nipple
Infant Feeding
5 / 10
Colic Prevention
10 / 10
Easy Maintenance
9 / 10
Alternative Applications
4 / 10
See how this compares to all Nipples

What it does well!

Key strengths users can’t stop talking about.
Baby prefers Dr. Brown’s bottles and assembly becomes routine
Our baby will literally only take the Dr. Brown bottles and we've tried allllllll the alternatives.
Options+ design simplifies assembly and prevents leakage
I like Dr Brown Options+ specifically because they can be used without the extra parts.
So odd. I've never had one leak on me at all.
Same! Been using them for over a year and no issues.
The only time we have an issue is very rarely user error.
Leak‐free performance when assembled correctly
I have not had this issue with their bottles.
never had any leaks.
I’ve exclusively used Dr browns and haven’t had a single leak.
Effective anti‑colic vent system for reducing gas
They are vents to prevent gas/air bubbles from getting into the nipple to keep your baby from ingesting a bunch of air.
A few days later I got bored and tried them out and the difference was pretty noticeable.
Effective feeding with size 3 nipple on Enfamil AR
Works especially well if you batch make formula and keep it in fridge. Baby is 4 months, adjusted, and gaining like a champ with minimal reflux.

Where it needs some work!

Areas to watch—feedback on possible improvements.
Excessive parts and complicated assembly
Started with dr brown but honestly the amount of parts and washing … our baby was very colicky too s
Over-designed, too many parts, assembly is a nightmare when your newborn is screeching in your ear at 5am.
Same for us with doctor browns. So many parts. We found out the parents choice bottles are pretty mu
Dr browns bottles SUCK
Persistent leakage and sealing issues
Avent natural are amazing and the glass ones even better!
I’m so over it.
It’s not mysterious, I make sure the ring and nipple are flat and level.
You get a feel for it eventually.
Nipple design too big causing milk spill
the Dr. Browns nipple is so big and the milk spills into her mouth too much.
Ineffective anti‐colic performance causing more gas
Dr. Brown’s gave my baby more gas, ironically.
Inconsistent nipple flow causing choking hazard
HELP!! I’m using the Dr. Brown’s Nipples and they’re suddenly flowing way too fast and my newborn is choking.
You could try the premie nipples!
We still use the preemie nipples (wide neck!) for our 6 month old! Any flow higher totally floods her.
My lactation consultant told me to use preemie nipples, the flow matches that of a breast slightly better.

Compare On All Talked About Dimensions

Product NameImagePriceScoreCompareSee DetailsBuy Now
Dr. Brown's Natural Flow Level 3 Baby Bottle Silicone NippleDr. Brown's Natural Flow Level 3 Baby Bottle Silicone Nipple$10
6.9
DetailsBuy
MAM Bottle Nipples Fast Flow Nipple Level 3, 4 PackMAM Bottle Nipples Fast Flow Nipple Level 3, 4 Pack$11
6.6
DetailsBuy
Philips AVENT Natural Response Baby Bottle Nipples Flow 2, 0M+, 4pkPhilips AVENT Natural Response Baby Bottle Nipples Flow 2, 0M+, 4pk$11
6.4
DetailsBuy
Evenflo Feeding Classic BPA-Free Silicone Medium Flow NipplesEvenflo Feeding Classic BPA-Free Silicone Medium Flow Nipples$4
5.8
DetailsBuy
Dr. Brown's Original Nipple, Level 4 (9m+), 6 CountDr. Brown's Original Nipple, Level 4 (9m+), 6 Count$8
5.7
DetailsBuy
Lansinoh NaturalWave Baby Bottle NipplesLansinoh NaturalWave Baby Bottle Nipples$4
5.7
DetailsBuy
Dr. Brown's Natural Flow Level T Narrow Baby Bottle Silicone Nipple, Slower Flow, 6-PackDr. Brown's Natural Flow Level T Narrow Baby Bottle Silicone Nipple, Slower Flow, 6-Pack$13
5.4
DetailsBuy
Philips AVENT Anti-Colic Baby Bottle Flow 4 Nipple 4pkPhilips AVENT Anti-Colic Baby Bottle Flow 4 Nipple 4pk$13
5.1
DetailsBuy
Vollence Adhesive Silicone Nipples Reusable Attachable Nipple for Breast FormsVollence Adhesive Silicone Nipples Reusable Attachable Nipple for Breast Forms$21
4.8
DetailsBuy
Tommee Tippee Natural Start Baby Bottle Nipples, Medium FlowTommee Tippee Natural Start Baby Bottle Nipples, Medium Flow$26
4.5
DetailsBuy
Janet's Girls Adhesive Silicone Attachable NipplesJanet's Girls Adhesive Silicone Attachable Nipples$8
4.2
DetailsBuy
IVITA Realistic Adhesive Silicone NipplesIVITA Realistic Adhesive Silicone Nipples$16
3.7
DetailsBuy
Comotomo Silicone Replacement Nipple, Slow Flow, 0-3 Months, 2 CountComotomo Silicone Replacement Nipple, Slow Flow, 0-3 Months, 2 Count$6
3.2
DetailsBuy
Enfamil Standard Flow Soft Disposable NipplesEnfamil Standard Flow Soft Disposable Nipples$39
2.9
DetailsBuy
Nuby 6-Pack Standard Neck Vari-Flo Non-Drip Silicone NipplesNuby 6-Pack Standard Neck Vari-Flo Non-Drip Silicone Nipples$8
1.2
DetailsBuy

Core Power Plays

The specs and strengths that make it shine.
Mismatch in bottle and nipple sizing for larger Dr. Brown's bottles
it's gotta be a scheme to make more money because if you're buying the bigger bottles, chances are you need a bigger nipple.
there’s absolutely no reason to up the nipple size just because of your daughters age if she’s not showing signs of frustration or collapsing the nipple.
We had to buy the nipples separate because the bottles only came with size 1 nipples.
We have large bottles with the level 2 nipples from dr browns.

Hidden Hero Hacks

Unexpected tricks and side‑door uses you’ll love.
Feeding technique adjustments to control nipple flow
Maybe try the elevated side lying position so baby has better control over the flow and excess dribbles out the side of their mouth.
Thank you, I will try this!
Variability in nipple flow rates and DIY modifications for Dr. Brown's nipples
In this one it seems like maybe the gerber first essentials nipples are what youre looking for.
Thank you! This is exactly what I was looking for and had no idea what to search for.
It’s only tough for a few days until they adjust!
I ended up using a toothpick to lightly widen the hole.

Buyer’s Cheat Sheet

What to check before you click ‘Add to Cart.’
User-guided nipple sizing and flow adjustments based on feeding behavior
The ranges on the package are just a suggestion.
That said…I think you should do what works for your baby and if he’s able to handle size 2, give him size 2!
she has a very gentle suck and wasn’t finishing her bottles before getting exhausted and falling asleep
The ped told us that the age on the package is just the suggestion and not the standard.
Confusing guidelines for nipple flow transition
If your baby is taking a long time to eat and is getting frustrated, it might be worth trying, but expect there to be a transition while they learn to eat with the new flow.
The feedings taking FOREVER like 20-25 minutes versus 5-10 minutes once we switched over to medium flow.
Every baby is different. You’ll know if you need to size up, baby will get frustrated.
I would not go just by their age suggestions.
Guidance on selecting the correct nipple for bottle
Dr. Brown's makes wide neck nipples and standard neck nipples to correlate with their wide neck bottles and their standard neck bottles.
Difficulty finding specific Dr. Brown’s nipple sizes
They are out of stock everywhere I look on reputable stores online.
This is seriously frustrating...I always recommend to my clients to use this after starting with a preemie nipple.
You can get them directly from the Dr. Brown’s website.
They were more expensive but worth it because LO was struggling with eating and sleep.
Confusing nipple sizing and flow guidelines across brands
I don’t believe the sizing is the same! The sizers are just a guide.

Cautionary Callouts

Know the pitfalls before they catch you off guard.
Nipple color darkening explained as evolutionary adaptation
I went from having cute pink nipples to big, scary looking brown ones.
It's an evolutionary thing for nipples to get darker.
Variability in nipple flow progression
Babies be babyin' lol.
But there is no law saying you need to change.
if there doesn’t appear to be a need to move up, don’t!

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