Frequently asked questions
The questions people ask most, answered briefly, with a link to the page that answers each one properly. There are 49 guides and rankings on this site if you want the long version.
Common questions
What do I actually need to feed a newborn?
Two bottles of one brand in the smallest size with the slowest nipple, a bottle brush, a wash basin used only for feeding items, and a way to sanitize. Add pumping gear and storage only if you are pumping. Everything else can wait — the full list, with the skippables named, is in the newborn feeding starter kit.
How many baby bottles do I need?
Eight to twelve if your baby is exclusively bottle-fed and you want to wash once a day; four to six for combination feeding; two or three if someone else covers one feed a day. Always buy two of one brand first, because babies have unpredictable opinions about nipples. Full arithmetic in how many bottles do I need?
Which baby bottle should I buy first?
The Philips Avent Natural Response is the least likely to be the wrong choice: a wide nipple that releases milk only when your baby actively drinks, three parts to wash, and the biggest parts ecosystem on the shelf. For a breastfed baby who has already refused a bottle, the Comotomo is the better first try. See the best baby bottles of 2026.
Do anti-colic bottles actually work?
The better venting systems genuinely reduce how much air a baby swallows, and Dr. Brown's has the deepest evidence behind it. They do not cure colic, which has causes beyond feeding. Expect less wind, not a different baby — our anti-colic round-up is honest about the limits.
Are plastic baby bottles safe?
New bottles from mainstream brands are not a BPA question: the FDA no longer permits BPA-based polycarbonate resins in baby bottles or sippy cups. If you would still rather avoid plastic in contact with warm milk, glass and PPSU are the alternatives — see glass vs plastic.
When should I move up a nipple flow size?
When feeds start taking noticeably longer, your baby works visibly hard, falls asleep before finishing, or gets frustrated and pulls off the bottle. It is behavior, not age. Move down if they gulp, cough or leak milk. See bottle nipple flow sizes.
Why won't my baby take a bottle?
Usually not the brand. Change who is offering it, the time of day, the milk temperature, the position and the nipple flow rate — in that order, because they are free. The bottle is the last variable to change. Full sequence in why won't my baby take a bottle?
Which breast pump should I buy?
Pumping daily: a traditional double electric like the Spectra S1 Plus. Pumping at work: a wearable. Pumping occasionally: a manual pump. And call your insurance before buying anything, because in the US a pump is frequently covered. See how to choose a breast pump.
Are wearable breast pumps worth it?
Worth it if the honest alternative is skipping sessions, because a pump you use beats a better pump you do not. Not worth it if you have somewhere to sit for twenty minutes. Our full answer is in are wearable breast pumps worth it?
What breast pump flange size do I need?
Measure the diameter of your nipple only, not the areola, in millimeters, then add roughly 2 to 4mm and pick the nearest size that brand makes. Sizing is not standardized between brands. This affects comfort and output more than the pump brand does — the sizing guide takes five minutes.
How often do I need to clean breast pump parts?
After every single use, per CDC pump hygiene guidance, and sanitize daily if your baby is under two months old, was born premature, or has a weakened immune system. The routine, including the version that works at an office, is in how to clean breast pump parts.
How long can breast milk sit out?
Freshly expressed milk keeps up to four hours at room temperature at 77°F or cooler, up to four days in a fridge at 40°F, and is best used within six months frozen at 0°F. Thawed milk keeps a day in the fridge and must never be refrozen; leftover milk from a feed should be used within two hours. Source and full table: how long can breast milk sit out?
Do I need a bottle warmer?
Most parents do not. Milk does not have to be warm, plenty of babies take it cool, and a jug of warm water is free. A warmer earns its place if your baby refuses cool milk or you reheat stored milk several times a day. Honest answer in do you need a bottle warmer?
Can I warm milk in the microwave?
No. Microwaves heat unevenly and create hot spots that can scald a baby's mouth even when the bottle feels fine in your hand. Stand the bottle in warm water, or use a warmer, and test on the inside of your wrist. Method in how to warm breast milk.
How often should I sterilize bottles?
Sanitize before first use, then clean after every feed and sanitize daily only if your baby is under two months old, was born premature, or has a weakened immune system, per CDC guidance. See how often to sterilize bottles.
Do I need a bottle sterilizer if I have a dishwasher?
Often not. A hot dishwasher cycle with a heated drying or sanitizing setting helps kill more germs, and daily sanitizing is only recommended for babies under two months, born premature, or immunocompromised. We compare both routes in bottle sterilizer vs dishwasher.
When can my baby sit in a high chair?
When they can sit with some support, hold their head steady, and open their mouth at the sight of food — the physical signs the AAP lists before spoon feeding, which for most babies lines up with around six months. It is readiness, not a birthday: the readiness guide.
Which high chair should I buy?
Buying once and want it to last: the Stokke Tripp Trapp. Hate cleaning and want to spend little: the IKEA Antilop, which is genuinely excellent and which we earn nothing from. No floor space: a hook-on chair. Full ranking in the best high chairs of 2026.
Is a high chair or a booster seat better?
For a baby just starting solids, a high chair: more support, better positioning, usually a footrest. For a confident sitter around eighteen months and up, or if you have no floor space, a booster. Most families end up with both about a year apart — high chair vs booster seat.
Who writes this site, and is it medically reviewed?
Every page is written by Ryder M., the owner behind Magoo Media Group. He is not a lactation consultant, nurse, dietitian or physician, and this site is not medically reviewed — we will never claim otherwise. Where a question is clinical we say so and point you to a pediatrician. See about and our editorial policy.
Do you test the products you recommend?
No, and every product card says so with a "researched" label. We are not a testing lab. We use manufacturer specifications, primary safety guidance, and the hands-on testing of named independent outlets, which we attribute and link. The full methodology is on how we choose.
Why don't you show prices?
Because a price we cannot verify at the moment you read it is worse than no price — it looks authoritative and may be weeks stale. Every price slot sends you to the live listing instead. We also publish no star ratings or review counts, because we did not collect any.
How does this site make money?
Bottle & Bib is an Amazon Associate and earns from qualifying purchases, at no extra cost to you. Commission rate is never a ranking input, we recommend the cheaper option when it is the better one, and several pages exist mainly to talk you out of a purchase. Full statement: affiliate disclosure.
How do I report an error or a recall you have missed?
Email contact@bottleandbib.com or use the contact form. We correct errors promptly and note the correction and its date on the page, and a recalled product comes off every recommendation within 48 hours of us learning about it.
Nothing here is medical advice. Where a question is clinical — supply, reflux, weight gain, allergen introduction, a baby refusing all feeds — speak to your pediatrician or a lactation consultant.