β˜…β˜…β˜…β˜…β˜… Loved by 22,000+ cats

SuperCat HydraFlowβ„’ Daily

  • Daily Hydration
  • Kidney Support
  • Bladder Defense
  • Stress Relief
  • Healthy Aging
  • Cats Love It
Choose Your Supply: 1 Box = 30 Days $28.22 $73.30

90-Day Money-Back Guarantee

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β˜…β˜…β˜…β˜…β˜…β€œBoth of my cats really enjoy the product and took it to the vet to see the label she approved it.” Nicole M., verified buyer
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As seen in and recommended by:

"It does what it says and my two cats are obsessed with this."
β˜…β˜…β˜…β˜…β˜… Jessica D., verified buyer
Why SuperCat?
  • Water in. 84% moisture in a lick your cat finishes.
  • Water used. Taurine, which cells use to hold water. Cats can't make enough or store it.
  • Bladder support. D Mannose and NAG, in every sachet.
  • Gut and calm. FOS prebiotic and L theanine.
  • Under 14 calories. No pills. No powder. No mixing.
  • 90 day money back guarantee.
Product Information

SuperCat is a 12 g lickable puree sachet for cats 4+ years old. Each sachet delivers 84% moisture and under 14 calories.

Its five clearly listed actives are D Mannose, N Acetyl D Glucosamine, Taurine, FOS/Inulin Prebiotic, and L Theanine.

Directions for Use

Tear it open. Serve it on a small plate. Let your cat lick it clean.

One lick a day. No bowls. No battles. Keep fresh water available at all times.

Ingredients

What's in each sachet, and what it's for

84% moisture: The water

Water in, in a form cats evolved to get it from: food. Served as one lick your cat finishes.

Taurine 150 mg: Using the water

Cells use taurine to hold water. Cats can't make enough of it or store it, so it has to come in every day. One sachet gives more than a typical day of food.

D Mannose 150 mg: The bladder wall

A natural sugar. A 2025 lab study on cat bladder cells found it makes it harder for E. coli to stick. Lab findings, not a treatment.

NAG 150 mg: The bladder lining

A building block of the bladder's protective lining.

FOS 100 mg: The gut

A prebiotic that feeds good gut bacteria.

L Theanine 50 mg: Calm

Supports a calm cat. Vets link stress to bladder flare ups.

Thousands of cats loving SuperCat

Veterinarian with SuperCat HydraFlow Daily and a cat

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"My vet noticed the difference before I did." Last checkup his urine concentration was the best it's ever been. Only thing I changed was SuperCat.
Laryssa C
Cat parent holding SuperCat HydraFlow Daily with a cat

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"He thinks it's a treat. I know better." Runs to me the second he hears the packet crinkle. Easiest health decision I've ever made.
Chloe A.
Cat parent offering SuperCat HydraFlow Daily to a cat

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"Wish I found this before the $4,000 ER bill." One sachet a day costs less than the interest on my CareCredit payment.
Julia T.
Cat parent with glasses holding SuperCat HydraFlow Daily with a cat

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"First supplement she hasn't rejected." Twelve products in the trash before this one. She licked the sachet clean on day one and hasn't stopped.
Sheing W.
Cat parent holding SuperCat HydraFlow Daily with a cat

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"No more powder at the bottom of the bowl." He ate around every supplement I ever mixed into his food. Can't eat around something you lick straight from my hand.
Christina K.
Cat parent holding SuperCat HydraFlow Daily with a cat

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"Two cats, two sachets, done." Finally know exactly who got their dose. No guessing, no stealing, no bowl drama.
Calvin R.

One HydraFlow a day keeps the vet away

Hydration study graph comparing bowl water intake and total daily water for dry food and wet food cats

You bought the fountain. You switched to wet food. You add water to every meal. And you still worry.

That's the one fix trap. Kidney and bladder trouble has more than one cause. Low water. Stress. Germs that stick. A gut out of balance.

A fountain only fixes the water. A calming spray only fixes the stress. Wet food helps with water. But cooking it makes cats lose more taurine. Cats can't make enough of it on their own. The other causes keep going.

HydraFlow Daily is built to cover all four, in one lick your cat thinks is a treat. Keep the fountain. Keep the wet food. Add the one thing that covers the rest.

  • Helps ease stress
  • Supports hydration for the kidneys and body
  • Helps protect the bladder
  • Helps defend against UTIs
  • Supports a healthy gut

Nothing hidden. Here's the full label.

Printed on the back of every sachet.

HydraFlow Daily label: active ingredients per sachet D-Mannose 150 mg, N-Acetyl-D-Glucosamine 150 mg, Taurine 150 mg, FOS/Inulin Prebiotic 100 mg, L-Theanine 50 mg. Ingredients: purified water, chicken meat slurry/puree, hydrolyzed chicken or chicken-liver palatant, modified tapioca starch, chicken oil, yeast hydrolysate, konjac powder, and mixed tocopherols.
Dr. Kamila Martinez, DVM

Made with Dr. Kamila Martinez, DVM. A vet for 30 years. She spent 3 years helping make HydraFlow.

Under 14 calories per sachet.

What cat research says about water

Peer reviewed studies and veterinary guidelines on how cats take in water, and what it means for the kidneys and bladder.

12 articles Β· Swipe to explore

Sources are labeled by type. These articles do not establish clinical results for HydraFlow Daily.

Research paper

Out of the box

In real homes.

Real SuperCat families building an easier daily hydration routine.
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Developed with a veterinarian

"Getting water in is only half of it. The body has to use that water to support the kidneys and bladder. That's why I helped develop HydraFlow." Dr. Kamila Martinez, DVM Dr. Kamila Martinez, DVM Veterinary Nutrition Consultant, SuperCat
Dr. Kamila Martinez, DVM

Watch cats lick it clean

Cat licking a SuperCat HydraFlow Daily sachet offered by its owner

Daily usage for optimal results

One sachet per day. Tear, squeeze, and let her lick. No mixing. No hiding in food. No negotiating.

Weight Daily Amount
Under 8 lbsΒ½ sachet per day
8 to 15 lbs1 sachet per day
Over 15 lbs1 to 1.5 sachets per day

πŸ’‘ Pro tip: Serve at room temperature for maximum palatability. Most cats prefer the sachet squeezed onto a small plate or licked directly from the pouch. Store unused sachets in a cool, dry place.

What to expect

Black-and-white cat licking a HydraFlow Daily sachet

Week 1

Your cat tries it and licks it clean. 9 in 10 cats do on the first try. You watch the water go in.

Relaxed cat resting comfortably

Weeks 2 to 4

It becomes the best part of the day. Your cat comes running at the sound of the pack. No bowls to scrub. No guessing.

Cat owner feeding a ginger cat its daily HydraFlow sachet at home

Month 2 to 3

The routine runs itself. Water, taurine, and bladder support, every single day. The worry in the back of your mind gets quiet.

πŸ’§ Water you can watch go in πŸ›‘ Daily kidney and bladder support 🐱 A cat who asks for it βœ… Peace of mind, every day

Help your cat use the water they get. From $0.94/day.

90 day money back guarantee. Pause, skip, or cancel anytime. Shipping calculated at checkout.

Front of the updated SuperCat HydraFlow Daily box

Frequently asked questions

How is this different from wet food?

Wet food is a great way to get water in. HydraFlow is about what happens next. It adds 84% moisture plus taurine, which cells use to hold water, and four nutrients for the bladder, gut, and calm. Give it on top of the food your cat already eats.

My cat's food already has taurine. Why add more?

Food gives your cat some every day. One sachet gives more than a typical day of food, on top of what your cat already eats.

What if my cat won't eat it?

9 in 10 cats lick it clean the first time. If yours doesn't, our 90 day guarantee covers you.

Can I use this with prescription urinary food?

SuperCat is a nutritional supplement, not a medication. It's designed to complement, not replace, your vet's recommendations. We always encourage sharing supplement details with your vet.

How many calories per sachet?

Under 14 kcal. Designed for convenient daily use as part of your cat's complete feeding plan.

Is this safe for cats with kidney disease?

SuperCat supports healthy hydration, a core recommendation for kidney health. Cats with diagnosed CKD should have their supplement stack reviewed by their vet. The mineral profile is intentionally low.

When will I see results?

From day one, you see your cat lick it clean, so you know the water went in. Give it 90 days of daily use. That's why the guarantee is 90 days.

How does the subscription work?

Choose your supply. We ship automatically so you never run out. Adjust, pause, or cancel anytime online. No commitments, no fees, no hoops.

What's your return policy?

90 day money back guarantee. If your cat won't eat it, we refund every penny. No questions asked.

Buy SuperCat Labs

Verified cat-parent reviews

Trusted by 22,000+ cats

Read verified feedback from customers who made HydraFlow part of their cat's daily routine.

Customer Reviews

4.7 579 reviews

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Daniela Verified
Never seen my cat so obsessed with a treat

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Cassie S Verified
OMGGG my cat goes crazy for this!!

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Kara V Verified
Ghost really likes this treat