Milk, Replacers & Nursing Kits

(555 results)
Top Fin® Essentials Aquarium Starter Kit
8 sizes
(4191)
$55.99 - $229.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® Large Power Filter Cartridges
(274)
$17.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Pre-Conditioned Aquarium Water
2 sizes
(222)
$16.79 - $16.99
Buy 1 Get the 2nd 25% Off Top Fin Food & Watercare (excludes Pond)
Save 35% On Your First Autoship Order!
+ 1 more
Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon
(417)
$52.99
$54.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® Java Fern Live Plant
(38)
$5.39
$6.99
Free Same-Day Delivery, No Order Minimum!
Top Fin® Silenstream™ Small Filter Cartridges
(63)
$14.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Fascinate Column Starter Kit
(304)
$86.99
$89.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® Aquarium Hinged Glass Lid
7 sizes
(192)
$16.99 - $58.99
Buy any open glass tank, Get 20% off a glass hood
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(227)
$8.99 - $17.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Element EF-S Filter Cartridges
3 sizes
(367)
$8.99 - $17.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Silenstream™ Aquarium Power Filter
5 sizes
(1485)
$15.59 - $49.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Top Fin® Compact Aquarium Heater
3 sizes
(469)
$14.59 - $33.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Top Fin® Premium Aquarium Gravel - Classic Beach
(64)
$7.99
3X points (6% back in savings) on all aquatic gravel
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix
2 sizes
(45)
$7.99 - $25.99
3X points (6% back in savings) on all aquatic gravel
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Silenstream Filter Cartridge - 3pk
(111)
$8.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Aquarium Airline Tubing
2 sizes
(96)
$4.99 - $7.69
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Top Fin® Aquarium Sponge Filter
3 sizes
(202)
$9.99 - $19.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Top Fin® Floating Glass Aquarium Thermometer
(239)
$3.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Top Fin® Anubias Frazeri Live Plant
(43)
$5.39
$6.99
Free Same-Day Delivery, No Order Minimum!
Top Fin® Anubias
3 sizes
(236)
$5.39 - $10.99
Free Same-Day Delivery, No Order Minimum!
Top Fin® Amazon Sword Live Plant
3 sizes 1 color
(165)
$5.39 - $12.99
Free Same-Day Delivery, No Order Minimum!
Top Fin® Fine Mesh Fish Net
(108)
$1.49
$2.49
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Top Fin® Aquarium Water Conditioner
3 sizes
(239)
$4.19 - $9.99
Buy 1 Get the 2nd 25% Off Top Fin Food & Watercare (excludes Pond)
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® 36 Gallon Aquarium & Stand Ensemble Combo
(65)
$299.99
$449.99
Online Only! Save 20% on select tanks, terrariums and habitats
Top Fin® Bow Front Aquarium Starter Kit -  36 Gallon
(461)
$189.99
$194.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® Captivate Starter Kit
(414)
$129.99
$134.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® Aquarium Stand - 55 to 75 Gallon
(266)
$254.99
$299.99
Sign In & Enjoy Free Shipping Over $49
Top Fin® Aquarium Stand - 55 to 75 Gallon
(141)
$209.99
$299.99
Sign In & Enjoy Free Shipping Over $49
Top Fin® Silenstream™ Large Filter Cartridges
(135)
$14.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Internal Filter Cartridges
(30)
$7.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Split Bowfront Aquarium - 5 Gallon
(758)
$49.99
$59.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® 10 Gallon Angled Aquarium
(138)
$89.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® CN-S Corner Filter Cartridges
2 sizes
(48)
$8.99 - $14.99
Buy 1 Get the 2nd 50% Top Fin, Tetra & Seachem Media
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Custom Colorflow™ Aquarium with 7 Color-Changing LEDs
3 sizes
(1373)
$48.07 - $69.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Half Moon Aquarium - 3.5 Gallon
(2068)
$39.99
$44.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® 5 Gallon Shrimp & Plant Aquarium
(89)
$69.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Aquarium Stand - 20 to 37 Gallon
(139)
$152.99
$179.99
Sign In & Enjoy Free Shipping Over $49
Top Fin® Aquarium Stand - 20 to 37 Gallon
(124)
$152.99
$179.99
Sign In & Enjoy Free Shipping Over $49
Top Fin® Premium Glass Aquarium - 5 Gallon
(1566)
$69.99
Online Only! Save 20% on select tanks, terrariums and habitats
Free Same-Day Delivery, No Order Minimum!
Top Fin® Aquarium Gravel - Midnight Black
2 sizes
(2)
$7.99 - $25.99
3X points (6% back in savings) on all aquatic gravel
Sign In & Enjoy Free Shipping Over $49
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Kitten formula is used when a kitten is unable to get the milk they need to stay healthy from their mom. This can happen for a number of reasons, and it is always best to talk to your vet before giving your kitten a milk replacer. For pet parents who need to find the right kitten milk replacer for their cat, they can do so at PetSmart. We have the best selection of kitten formula to help your kitten get everything they need nutritionally. 
 
Our selection of kitten formula and milk replacers includes options like liquid milk replacers and powder formulas that can be mixed with water. 
 
We also carry other cat care products like: 
 

There isn’t anything you won’t be able to find for your cat at PetSmart. Need other cat supplies like cat food or treats while you’re here? We have you covered. 
 
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see which items are eligible.