Bringing home
New puppy checklist: what to buy before day one
A puppy arrives with about four hours of warning. This is the order to buy things in, what genuinely can't wait, and what the pet store will happily sell you that you don't need.
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Buy in this order. Week 0 (before pickup): crate, food, bowls, collar, leash, chew toys. Week 1: vet visit, pen or gate, ID tag. Week 2–4: grooming tools, extra bedding, training treats and a class booking. Anything beyond that is a want, not a need.
The day-one essentials
1. A crate, sized to the adult, not the puppy
Puppies grow fast, and a crate bought for a 10-pound puppy is a waste of money in eight weeks. Buy for the adult size with a divider panel so you can shrink the usable space while the puppy is small — this also helps with house-training, because a puppy won't soil the space it sleeps in if the space is small enough.
Rule of thumb: the crate should be long enough for the adult dog to stand without ducking, turn around, and lie flat on its side. For most medium breeds that's a 36-inch crate; large breeds need 42 to 48 inches.
2. Food the puppy is already eating
Do not switch foods in the first two weeks. Ask the breeder or shelter for a bag of what they've been feeding, or at minimum the exact brand and formula. Sudden diet changes are a leading cause of puppy diarrhea, and diarrhea in an unvaccinated puppy is a vet visit.
Look for a food labelled for growth or all life stages and carrying an AAFCO nutritional adequacy statement. Large-breed puppies specifically need a growth formula with controlled calcium and phosphorus — feeding a large-breed puppy an all-breed puppy food is linked to developmental joint problems.
3. Bowls — and one raised or slow-feed bowl
Stainless steel or ceramic, not plastic: plastic bowls scratch, harbour bacteria, and are a common trigger for chin acne in dogs. Two bowls is the baseline. A slow-feeder is worth the $10 if you get a puppy that inhales its food, which many do.
4. Collar or harness plus a fixed leash
A flat collar with a tag is legally required in most places. For walking, a harness is gentler on a growing puppy's throat than a collar, and a front-clip harness discourages pulling from the first walk rather than after the habit forms.
Skip the retractable leash. It rewards pulling with more freedom, the thin cord causes serious hand and leg injuries, and it gives you no reliable control near traffic. Use a 4–6 foot fixed leash for training.
5. Safe chew toys, chosen by chewing style
Puppies need to chew constantly for the first six months. Buy for the behaviour, not the cuteness: a rubber treat-stuffing toy for the persistent chewer, a soft plush for the pup that mouths gently, and something to freeze for teething pain.
Avoid: cooked bones (they splinter), rawhide (choking and obstruction risk, especially for aggressive chewers), tennis balls as chew toys (the fuzz grinds down enamel), and anything smaller than the puppy's throat.
Week one: the things people forget
A playpen or baby gate
A crate is for sleeping and short confinement. A pen gives you a safe zone for the twenty-minute stretches when you can't watch the puppy — which is most of the day. Without one, house-training fails because the puppy has the run of the house before it has any bladder control.
An ID tag, fitted now
Microchip registration is separate from the chip itself and it is the step people skip. Register the chip in your name the day you get the paperwork, and put a physical tag on the collar today. Puppies bolt through open doors constantly.
Enzymatic cleaner, not regular cleaner
Ordinary household cleaners leave scent residue that tells a puppy "this is the toilet." Enzymatic cleaners break down the proteins. You will need this within the first week, guaranteed.
What you can safely skip
- An expensive bed. Puppies chew beds. Two cheap washable beds beat one good one until the chewing stops.
- A full grooming kit. Buy a brush matched to the adult coat, not the puppy coat, and add tools as needed.
- Food, water and supplement add-ons. A complete AAFCO diet needs no supplement. Adding calcium to a large-breed puppy's diet can cause harm.
- Dental chews under six months. Too hard for puppy teeth. Ask your vet when to start.
- Fifteen toys at once. Rotate three or four. Novelty is what keeps them interesting.
What it actually costs
Setup costs for the day-one list typically land between $250 and $600 depending on crate size and food. That's before the puppy itself, before vaccinations, and before the first vet visit. Our full first-year breakdown covers where the rest goes.
Questions people ask
What do I need for a new puppy on the first day?
A crate or pen, an adjustable collar or harness with a leash, two bowls, puppy-formula food the breeder or shelter was already feeding, a few safe chew toys, and puppy pads or a designated outdoor toilet spot. Everything else can wait until week two.
How much does the first year with a puppy cost?
Plan on roughly $1,500 to $4,500 for the first year depending on breed size and where you live. The purchase price is the smallest part for many people; veterinary care and food for a large-breed puppy usually dwarf it. See our full line-by-line breakdown.
Should I buy a crate or a playpen?
Both, for different jobs. A crate is for sleeping, travel and house-training; a pen or gate gives a contained area for short absences. A crate alone is often not enough for a puppy that needs to be safely contained for an hour while you work.
What can I safely skip?
Expensive beds a puppy will chew, retractable leashes (they teach pulling and are a burn and strangulation risk), too many toys at once, and any supplement marketed as a substitute for a complete diet unless your vet prescribed it.
When should the first vet visit happen?
Within 48 to 72 hours of bringing the puppy home, before you introduce it to other dogs or public areas. Bring any vaccination and deworming records the breeder or shelter gave you.
Prices and availability change; confirm the current price and sizing before you buy. PawVerdi is reader-supported and earns a commission on sponsored links. This guide is general information, not veterinary advice.