Skip to main contentSkip to productsSkip to testimonials
Purrify
Products
For Retailers
Learn
BlogFun & Games
About
Get a free sample
Purrify - Premium Activated Carbon Cat Litter Additive - Return to Home Page

Love your cat, lose the smell. Water-filter grade activated carbon eliminates ammonia odors - no perfumes, just science. Try FREE (just pay shipping). Made in Canada, ships across North America.

Products

  • Get Purrify Near You
  • Buy Online
  • Free Sample
  • Standard 50g
  • Large Pack
  • Compare Sizes

Learn

  • How It Works
  • FAQ
  • All Tools
  • Cat Litter Guide
  • Ammonia Science
  • Safety Information
  • Glossary
  • Odor Solutions
  • Science
  • Ammonia Control

Company

  • About Us
  • Blog
  • Fun & Games
  • Case Studies
  • About Purrify
  • Team
  • Editorial Policy
  • Testing Policy
  • Referral Program
  • Returns Policy
  • Documents
  • For Retailers
  • B2B Inquiry
  • Affiliate Program
  • Contact
  • Shipping & Returns

Locations

  • All Locations
  • Canada Wide
  • Montreal
  • United States
  • Stores in Quebec

Resources

  • Odor Control Litter Guide
  • Water & Carbon Science
  • PFAS Canada
  • Comparison Lab
  • Comparison Lab Methodology
  • Ammonia Health Risks
  • Litter Box Smell Elimination
  • Multiple Cats Odor Control
  • Natural Cat Litter Additive
  • Senior Cat Litter Solutions
  • How to Neutralize Ammonia
  • Contact Support
  • Retailer Get Started
  • Retailer Reorder
  • Free Trial
Privacy PolicyTerms of ServiceSitemap

© 2026 Purrify | All Rights Reserved

  1. Home
  2. Products

The world's most powerful odor absorber· Now in your litter box

Ammonia Odor Eliminator

The Best Cat Litter for Odor Control isYOUR CURRENT LITTER

Keep the litter your cat already likes.Add 100% sustainable coconut-shell activated carbon (the same stuff used in premium water filters, hospital operating rooms, and even the space station) to adsorb stink at the source, without fragrance or cover-ups.

Start With a Free SampleFind Your Size
Purrify Large Size
Purrify Medium Size
Purrify Free Sample

"Game changer for my apartment!"

"I live in a small studio apartment with two cats, and the litter box smell was becoming unbearable. Purrify completely eliminated the odor within 24 hours. I was skeptical about the price at first, but it lasts so much longer than other products I've tried. Worth every penny!"
- Sarah M., Montreal, QC (2 cats, small apartment)
Sarah from Montreal with her cats in her apartment

How does a simple pouch eliminate such a stubborn smell? The answer fits in a single grain...

One Gram. Half a Football Field of Surface Area.1

Inside every grain of activated carbon are millions of microscopic tunnels. When ammonia molecules float past, they get trapped permanently.2

This isn't masking. It's molecular capture - the same technology used in gas masks, water treatment plants, and hospital air filtration.3,4,5

Microscopic structure of activated carbon trapping molecules
Microscopic View

The science is impressive. But here's what actually matters for you and your cat:

The world's most powerful odor absorber

Why activated carbon works.

How Purrify compares to other odor products on the shelf.

High-surface carbon

Micropore capture sites

Activated carbon has a porous internal structure that gives odor molecules more places to adsorb.

At the source

Targets litter box ammonia

The granules mix into litter so odor molecules meet carbon before spreading through the room.

Weeks of use

Active odor control per bag

Baking soda saturates within days. Activated carbon keeps adsorbing for far longer.

Fragrance-free

No masking perfumes

Made to support your existing litter routine without adding heavy scent to the box.

Activated carbon's micropore network gives each granule a vast internal surface area where odor molecules are physically adsorbed.

The Same Stuff in Your Brita

Meets NSF/ANSI 61 standards. If it's good enough to make tap water drinkable, imagine what it does to ammonia.6

Ingredients: Coconut Shells. That's It.

No added fragrances or perfumes. Just pure, activated carbon from coconut shells.7

Science, Not Perfume

One gram has the surface area of a football field. Those microscopic tunnels trap odor molecules permanently. Gone. Not hiding.1,2

Now, which size is right for you?

Answer One Question. Find Your Size.

Burned by false promises before?

The Skeptic's Sample (15g)

Just pay shipping. 7 days to convince your nose. It works or you're out $4.76.

One or two cats at home?

Medium Size (50g)

Most popular size. Lasts 7+ days per application. Use more, stays fresh longer.

Running a multi-cat household?

Large Size (120g)

Best value per gram. Same powerful formula, double the supply.

Want all the details? Compare side by side:

Your home. Your cat. Zero compromise.

Same formula, different bag sizes.

Trial Pouch
FREE SAMPLE

Trial Pouch

15g · First test at home

FREE SAMPLE

Duration

7+ days

Ideal For

1 cat

Features

  • Sized for a first full trial
  • Fast check of odor-control results
  • Low-commitment start

Ideal For: First-time buyers who want to test performance before buying a larger bag.

Just pay $4.76 shipping ($4.76)

30-Day Guarantee·Shipping & Returns
Medium Pouch
MOST POPULAR

Medium Pouch

50g · Everyday home use

MOST POPULAR

Duration

7+ days per application

Ideal For

1-2 cats

Features

  • Balanced size for weekly use
  • Easy to store and scoop
  • Great fit for most homes

Ideal For: Single- and two-cat homes that want consistent odor control without overbuying.

$34.99 · billed quarterly

30-Day Guarantee·Shipping & Returns
Large Pouch
BEST VALUE

Large Pouch

120g · Extended supply

BEST VALUE

Duration

7+ days per application

Ideal For

3+ cats

Features

  • More supply per bag
  • Flexible dosing across boxes
  • Best for high-usage households

Ideal For: Busy homes with multiple litter boxes that need longer-lasting inventory.

$49.99 · billed quarterly

30-Day Guarantee·Shipping & Returns

Canada-Based Support

Cat-care experts

Secure Payment

256-bit SSL

Fast Shipping

Same Day Processing

Premium Quality

Fragrance-Free

Cat Owner Community

Canada-Based Support

The Bottom Line: What You Get

(Your cat won't notice a thing. That's the point.)

Water-Filter Grade Activated Carbon

The exact same material used in Brita filters and hospital air purification. Not 'similar to.' The same.

Zero Fragrances. Zero Chemicals. Zero Worries.

Cats have 200 million scent receptors. Artificial fragrances stress them. Purrify works invisibly.

Clay, Crystal, Clumping, Natural... We Don't Judge

Works with whatever litter your cat has trained you to buy. No switching drama.

Open. Sprinkle. Done.

A thin layer on top. 30 seconds of effort for 7 days of results.

How long will each size last? That depends on your cats...

How long will each size last?

Calculate how long each size will last

Number of cats:Litter changes per week:Free SampleMedium BagLarge Bag
1 CatWeekly1 week30 days10-12 weeks
2 Cats2x per week3-4 days2-3 weeks5-6 weeks
3 Cats3x per week2-3 days1-2 weeks3-4 weeks

You've seen the science. You've heard the testimonials. You know which size fits. There's only one thing left to do...

Ready to start?

Pick your size and start quarterly autoship. Free shipping, cancel anytime.

Sources

  1. 1.Activated carbon surface area (900+ m²/g) - USDA Agricultural Research Service
  2. 2.Ammonia adsorption by activated carbon - National Institutes of Health (PMC)
  3. 3.Activated carbon in respirator cartridges - CDC / NIOSH
  4. 4.Activated carbon for drinking water treatment - U.S. Environmental Protection Agency
  5. 5.Activated carbon in air filtration systems - National Institutes of Health (PMC)
  6. 6.NSF/ANSI 61: Drinking Water System Components - NSF International
  7. 7.Coconut shell activated carbon properties - National Institutes of Health (PMC)

Want to dig deeper before deciding? Read our cat litter guide, try our cat litter calculator, or explore ammonia smell solutions.

Learn More

The Science (Without the Boring Parts)

Discover the science behind our activated carbon technology and why it's so effective.

What Cat Parents Said

See what satisfied customers are saying about their Purrify experience.

The Complete Cat Litter Guide

Learn about different litter types and how to choose the best option for your cat.

Purrify Blog

Read practical odor-control tips, litter box guides, and activated carbon explainers.

Carbon vs Baking Soda

See the science behind why activated carbon outperforms baking soda for litter box odor control.