Americans spent over $136 billion on their pets in 2022, with food, supplies, and veterinary care as the top line items. Most of that spending follows habits established when the pet was young — a brand of food, a pharmacy for flea medication, a vet for annual exams — habits that were never optimized for price. The savings available in each of these categories are substantial, and most require only a one-time change in purchasing behavior.
Chewy Auto-Ship: The Foundational Pet Savings Tool
Chewy’s Auto-Ship program is the starting point for any pet supply savings strategy. Auto-Ship adds an automatic 5–35% discount (typically 5% on food, 20–35% on select items for new subscriptions) on recurring orders, with free standard shipping on orders over $49. The subscription can be paused, skipped, or cancelled at any time without penalty.
The math on auto-ship vs. in-store: A mid-range 30-lb bag of dog food priced at $65 at Petco: $65 The same bag on Chewy auto-ship: $55–60 (5–8% discount) + free shipping Annual savings on dog food alone: $60–120
That’s before stacking Chewy promo codes (available on CouponCommando), first-order discounts (typically 30% off the first auto-ship order), and Rakuten cashback (Chewy regularly offers 3–8% cashback through portals).
The catch: Auto-ship prices are based on a schedule you set. Set the frequency based on how long each order actually lasts — Chewy makes it easy to adjust the delivery interval and skip orders, so there’s no risk of stockpiling. Current Chewy promo codes and auto-ship details are on their CouponCommando retailer page.
Chewy vs. Petco vs. PetSmart: When to Shop Where
Chewy wins on price for most consumables — food, treats, litter, supplements — when purchased on auto-ship. The combination of auto-ship discount and frequent cashback portal rates makes it the default for recurring purchases.
Petco is competitive on pet accessories (beds, toys, collars, carriers) during their regular sale events, and their Vital Care loyalty program (free tier) adds 8x points on Petco brand purchases. Petco also has an in-store advantage for items you need immediately. Petco’s current sale events and Vital Care details are on their CouponCommando page.
PetSmart runs aggressive pricing on grooming services and training classes, categories where Chewy doesn’t compete. PetSmart Treats loyalty program earns points on food purchases and offers birthday discounts for registered pets. PetSmart’s retailer page has their current promotions and loyalty details.
The practical split: Chewy for all consumables on auto-ship; Petco or PetSmart in-store for accessories, grooming, and urgent needs.
Prescription Pet Medications: The Price Variation Problem
Prescription flea, tick, and heartworm medications are marked up substantially at veterinary offices — the vet purchases at wholesale and marks up 50–200% at retail. The same prescription sold by your vet for $120 may be available at Chewy’s pharmacy, Costco’s pharmacy, or a human pharmacy for $40–80.
The workflow:
- Get the prescription written (your vet is legally required to provide a written prescription on request)
- Search the same medication at Chewy’s pharmacy, 1-800-PetMeds, Costco’s pharmacy, and GoodRx
- Fill at the lowest-price option — some medications are classified as human drugs used in veterinary applications and are cheapest at human pharmacies
Common examples:
- Apoquel (allergy): $40–50/month at vet, $30–35 at Chewy pharmacy or Costco
- Heartgard (heartworm): $35–50 at vet for 6-month supply, $28–40 at Chewy or Petco
- NexGard (flea/tick): Similar pattern — 20–30% savings by purchasing at a retail pharmacy vs. the vet
Your vet’s markup on medications funds clinic operations and is not inherently unreasonable — but for ongoing monthly prescriptions, the savings from comparison shopping are real and continuous. Always ask your vet to write a prescription you can fill elsewhere.
Pet Food: Generic vs. Premium Brands
Premium pet food marketing is exceptionally effective at generating brand loyalty that may not correspond to nutritional advantage. The distinction isn’t between premium and generic — it’s between meeting nutritional standards and not.
What actually matters in pet food:
- AAFCO nutritional adequacy statement (the food meets established nutritional standards for your pet’s life stage)
- The protein source is appropriate for your pet (dogs are omnivores; cats are obligate carnivores requiring high animal protein)
- Your pet shows healthy weight, coat condition, and energy on the food
Many mid-range store brands and Chewy’s own American Journey brand meet the same AAFCO nutritional standards as premium national brands at 30–50% of the cost. A transition to a nutritionally equivalent but lower-cost food, done gradually over 7–10 days to avoid digestive upset, is one of the highest-ROI pet expense reductions available.
Before switching: Consult your vet if your pet has specific health conditions (kidney disease, food allergies, GI issues) that require formulation-specific foods. For healthy pets on maintenance food, the switch is typically straightforward.
Saving on Veterinary Costs
Veterinary care is the largest and most variable pet expense category. A few practices that reduce costs without compromising care:
Veterinary schools: Teaching hospitals at accredited veterinary schools provide care by supervised student veterinarians at significantly reduced costs — typically 30–60% below private practice. The quality of care is high; the supervision is rigorous. Look for accredited programs in your area.
Pet insurance: Worth calculating if your pet breed has known health conditions or if you would pursue aggressive treatment in the event of serious illness. The math depends on premiums, deductible, reimbursement rate, and your specific pet’s health history. Compare multiple providers with the same plan terms before purchasing.
Preventive care as cost reduction: Keeping up with annual wellness exams, dental cleanings, and vaccinations prevents more expensive treatments downstream. Negotiating a bundled wellness plan with your vet (many offer annual packages) can reduce the per-service cost of routine care.
Timing Big Pet Purchases
For pet accessories, bedding, crates, and supplies:
- Amazon Prime Day is strong for small pet accessories, smart feeders, and pet tech
- Black Friday sees deep discounts at Chewy (typically 30–40% sitewide promotions)
- Petco and PetSmart Holiday Sales in November/December are the best time for high-cost items like kennels, strollers, and orthopedic beds
For food and consumables, auto-ship pricing is typically more advantageous than sale timing — the consistent 5% auto-ship discount plus frequent portal cashback beats periodic sale events on most staple products.
Stack Rakuten cashback (active at both Chewy and Petco) with your auto-ship discount and a cashback credit card for the highest total return on every pet supply purchase. For the complete stacking system, see How to Stack Coupons Like a Pro.