Skip to main content

x

FREE SAME-DAY DELIVERY (OVER $50)! OR SIGN UP FOR AUTODELIVERY AND SAVE! CLICK HERE FOR DETAILS.

GET 20% OFF YOUR FIRST ONLINE ORDER WITH CODE WELCOME20 AT CHECKOUT! CLICK HERE FOR DETAILS

JOIN PET FOOD EXPRESS REWARDS FOR FREE TO START EARNING POINTS! LEARN MORE

Set Your Shopping Preferences

Shop
Stores
Learn
Services
Community
- In-Store Events
- Pet Community Support

Sign In
Wish Lists
Contact us
(510) 609-3600
Set Your Shopping Preferences

Account

Sign into Your Account

Don't have an account? Create an Account or Join Pet Food Express Rewards for free!

Get Help

Our Pet Experts are here to help!

(510) 609-3600

OR

Frequently Asked Questions

B3G4F discount will be applied to qualifying items at checkout upon account login or creation.

Your cart is empty

Home
Shop
Cat
Supplements & Vitamins
Digestive & Probiotics

Get 50% off one 18 oz pack of JustFoodForDogs Frozen Cooked Food with code TRYJFFD. Click for details.

*Offer valid through 12/31/25. Limit one per customer. For new customers only. Valid at any Pet Food Express store location or online at www.petfood.express for Buy Online, Pick Up in Store and Same-Day Delivery orders. Customer is responsible for sales tax. To redeem online, the promotion code TRYJFFD must be entered at checkout. To redeem in-store, customer must register their transaction by providing name, phone number, and email address. May not be combined with other promo codes, discounts, or promotions. Certain products may be excluded from promotion by manufacturer and/or may change without notice. May not be used to purchase gift cards. No cash value. No rainchecks. See Retail & Return Policy for price adjustments. Additional terms and conditions may apply.

Browse by & Hide Filters Show Filters

All Things Pet

Digestive & Probiotics

VIEW AS

Sort By:

Calm Down Kitty Calming Hemp Supplement for Cats - Front — Fidobiotics LLC

Calm Down Kitty Calming Hemp Cat Supplement

MSRP:

Now $24.99

reg

Calm Down Kitty Calming Hemp Supplement for Cats is hemp powder with naturally occurring CBD and probiotics to help keep your cat calm and support a healthy immune system. Product...

promo — Fidobiotics LLC

Calm Down Kitty Calming Hemp Cat Supplement

MSRP:

Now $24.99

reg

Calm Down Kitty Calming Hemp Supplement for Cats is hemp powder with naturally occurring CBD and probiotics to help keep your cat calm and support a healthy immune system. Product...

Nulo Superfood 5-in-1 Chews Cat Supplement - Front — Nulo

Nulo Superfood 5-in-1 Chews Cat Supplement

MSRP:

Now $29.99

reg

Nulo 5-in-1 Chews for cats provide a unique blend of ingredients shown to support urinary, hairball, gut, skin & coat, and immune system health. Product Highlights: 5-in-1 Advanced Health...

promo — Nulo

Nulo Superfood 5-in-1 Chews Cat Supplement

MSRP:

Now $29.99

reg

Nulo 5-in-1 Chews for cats provide a unique blend of ingredients shown to support urinary, hairball, gut, skin & coat, and immune system health. Product Highlights: 5-in-1 Advanced Health...

Primal Dehydrated Goat Milk for Dogs & Cats - Front — Primal

Primal Dehydrated Goat Milk for Dogs & Cats

MSRP:

Now $1.14

reg

Keep your pet in their prime with Primal Dehydrated Goat Milk! Primal Pet Foods Dehydrated Goat Milk contains probiotics to help provide digestive and immune support - simply rehydrate and pour over...

promo — Primal

Primal Dehydrated Goat Milk for Dogs & Cats

MSRP:

Now $1.14

reg

Keep your pet in their prime with Primal Dehydrated Goat Milk! Primal Pet Foods Dehydrated Goat Milk contains probiotics to help provide digestive and immune support - simply rehydrate and pour over...

Herbsmith Microflora Plus Digestive Support for Cats & Dogs - Front — Herbsmith

Herbsmith Microflora Plus Digestive Support for Cats & Dogs

MSRP:

Now $13.79

reg

THE GUT’S SUPPORT SYSTEM Probiotics Prebiotics Enzymes Herbs Probiotics are beneficial bacteria that help balance the gut microbiome to support gut health. Prebiotics feed probiotics. They’re...

promo — Herbsmith

Herbsmith Microflora Plus Digestive Support for Cats & Dogs

MSRP:

Now $13.79

reg

THE GUT’S SUPPORT SYSTEM Probiotics Prebiotics Enzymes Herbs Probiotics are beneficial bacteria that help balance the gut microbiome to support gut health. Prebiotics feed probiotics. They’re...

Under The Weather Ready Cal Plus High Calorie Gel + Electrolytes for Cats - Front — Under The Weather

Under The Weather Ready Cal Plus High Calorie Gel + Electrolytes for Cats

MSRP:

Now $21.99

reg

Ready Cal is an easy to use high calorie nutritional supplement that helps to provide the essential calories your cat needs daily to gain or maintain a healthy weight. When our cats do not feel up to...

promo — Under The Weather

Under The Weather Ready Cal Plus High Calorie Gel + Electrolytes for Cats

MSRP:

Now $21.99

reg

Ready Cal is an easy to use high calorie nutritional supplement that helps to provide the essential calories your cat needs daily to gain or maintain a healthy weight. When our cats do not feel up to...

Under The Weather Anti-Diarrhea Kaolin & Pectin Liquid for Cats - Front — Under The Weather

Under The Weather Anti-Diarrhea Kaolin & Pectin Liquid for Cats

MSRP:

Now $16.99

reg

Anti-Diarrhea Liquid For Cats is vet formulated to help soothe your cat’s upset stomach and provide relief. Under the Weather's gentle, flavorless liquid is easy to mix into your cat's food, making...

promo — Under The Weather

Under The Weather Anti-Diarrhea Kaolin & Pectin Liquid for Cats

MSRP:

Now $16.99

reg

Anti-Diarrhea Liquid For Cats is vet formulated to help soothe your cat’s upset stomach and provide relief. Under the Weather's gentle, flavorless liquid is easy to mix into your cat's food, making...

Under The Weather Vital Colostrum Supplement for Cats & Kittens - Front — Under The Weather

Under The Weather Vital Colostrum for Cats & Kittens

MSRP:

Now $21.99

reg

Under The Weather Cat Vital Colostrum Gel supports immune strength, gut health, muscle & joint support, and promotes recovery. A rich source of antibodies and essential nutrients, it is veterinarian...

promo — Under The Weather

Under The Weather Vital Colostrum for Cats & Kittens

MSRP:

Now $21.99

reg

Under The Weather Cat Vital Colostrum Gel supports immune strength, gut health, muscle & joint support, and promotes recovery. A rich source of antibodies and essential nutrients, it is veterinarian...

Pet Releaf Rituals Postbiotic Everyday Gut Health Support for Dogs & Cats - Front — Pet Releaf

Pet Releaf Rituals Postbiotic Everyday Gut Health Support for Dogs & Cats

MSRP:

Now $39.99

reg

As the first of its kind in the pet space, our Postbiotic Proprietary Blend helps to support one of the top reasons pets go to the vet – digestive issues. Unlike prebiotics and probiotics,...

promo — Pet Releaf

Pet Releaf Rituals Postbiotic Everyday Gut Health Support for Dogs & Cats

MSRP:

Now $39.99

reg

As the first of its kind in the pet space, our Postbiotic Proprietary Blend helps to support one of the top reasons pets go to the vet – digestive issues. Unlike prebiotics and probiotics,...

Prev
1
2

!

Want to hear from us?

Sign up to receive our latest email news, offers and updates.

About

Stores
Careers
About Pet Food Express
Product Standards
California Transparency in Supply Chains Act
Accessibility Statement
Media

Community

Adoption Support
Pet Community Support
Rescues and Shelter Support

Customer Service

FAQ
Contact Us
AutoDelivery
Retail & Return Policy
Check Gift Card Balance
Terms of Use
Privacy Policy
Site Map

Rewards

About Pet Food Express Rewards
Sign Into Account
Buy 3, Get the 4th Free
Terms & Conditions

Stay Connected

© 2026 Pet Food Express, LLC All Rights Reserved.

Modal opened, please select your shopping preference

Set Your Shopping Preference

Bring It To Me (Delivery)

I'll Pick It Up (In-store Pickup)

Why do I need to choose?

The products you’ll be able to select are based on what your
neighborhood store has in stock. Let’s see what they’ve got!

Please enter the zip code that you would like us to deliver to

Select A Store

Continue Shopping

Return to Previous Page

Sign in

Email Address *

Password *

register Forgot your password?

*Offer valid through 02/1/2026 for new customers only. Limit one per customer. Valid at www.petfood.express for Buy Online, Pick Up in Store and Same-Day Delivery orders. Customer is responsible for sales tax. To redeem online, the promotion code WELCOME20 must be entered at checkout. May not be combined with other promo codes, discounts, or promotions. Certain products may be excluded from promotion by manufacturer and/or may change without notice. May not be used to purchase gift cards. No cash value. No rainchecks. See Retail & Return Policy for price adjustments. Additional terms and conditions may apply.

Uh oh, it looks like we don't have enough for your order

Your cart exceeds delivery weight maximum

dog looking out window

Delivery:

Pet Food Express offers delivery to most ZIP codes surrounding our store locations. Deliveries can be same day or scheduled up to 6 days in advance. Delivery window options are presented at checkout.

To receive 20%* off your first online order:

At checkout, enter your email and a coupon box will appear. Enter WELCOME20 into the “Coupon Code” field located in your “Order Summary.” Then click “Apply.”

Set Your Shopping Preference

Bring It To Me (Delivery)

I'll Pick It Up (In-store Pickup)

Please enter the zip code that you would like us to deliver to

Select A Store

Continue Shopping

Shop Now

Return to Previous Page

Please note:

*Offer valid for same day delivery at www.petfood.express. Not valid in store. To redeem online: the promotion code [Welcome20] must be entered at checkout and is valid for one-time use only. Sales tax, shipping & handling do not qualify for discount. This offer is not redeemable for cash or gift cards. Offer may not be combined with any other coupons, discounts, offers, or promotions. Void if altered, copied, transferred, auctioned or sold. Offer valid on in-stock items only. No adjustments to prior purchases. No cash value or rain checks issued. When you return an item, you will forfeit the discount applied to that item.

Offer valid through 3/10/24. Limit one per transaction per customer, while supplies lasts. Valid at any Pet Food Express store location or online at www.petfood.express for Buy Online, Pick Up at Store and Same-Day Delivery orders. for Pet Wash Tokens and Gift with Purchase. Customer is responsible for sales tax. To redeem online, the promotion code [MARCHDEALS] must be entered at checkout. May not be combined with other promo codes, discounts, or promotions. Certain products may be excluded from promotion by manufacturer and/or may change without notice. May not be used to purchase gift cards. No cash value. No rainchecks. See Retail & Return Policy for price adjustments. Additional terms and conditions may apply.

Small dog being held.

Don’t Wait — Fetch Perks

Join for FREE to earn points on purchases redeemable for rewards, plus enjoy exclusive member perks!

Learn More