Boxie Probiotic Cat Litter, 40 Day Odor Control, Clumping Clay Kitty Litter, Odor Eliminating Probiotics, Dust-Free, No Fragrances No Fillers, 16 lb Review

4.2 (11,400) Amazon rating$23.9910,000+ bought last month

Our verdict

Boxie Probiotic Cat Litter is a clumping clay formula built around odor-eliminating probiotics instead of added fragrance, and its 4.2 star average across more than 11,000 reviews and huge monthly purchase volume show it's found a loyal following.

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Best for

Owners who want a fragrance-free litter that relies on probiotics for odor control, and multi-cat households needing extended odor protection.

Skip if

You prefer a plant-based or corn litter over clumping clay, or you're skeptical of probiotic odor claims and want a more traditional scented formula.

  • Form Granule
  • Weight 16 Pounds

Our scorecard

4.2/5 overall
  • Owner rating4.2/5

    4.2 average across 11,400 owner ratings

  • Popularity4.4/5

    11,400 owner reviews, more than most models here

The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other dog and cat food, health, gear and grooming we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.

Overview

["This 16 lb bag of Boxie Probiotic litter is a clumping clay formula that leans on odor-eliminating probiotics rather than fragrance to manage smell, with the brand claiming up to 40 days of odor control. It's labeled as free of fragrances and fillers, aiming for a simpler, no-frills ingredient list.", 'As a granule clumping clay, it should scoop and form clumps similarly to traditional litters, while the probiotic angle is meant to work on odor at a bacterial level rather than masking it. Boxie also markets the formula as 99% dust free.', 'Priced at $23.99 for 16 lbs, it sits in the mid-range for clumping clay litters. With over 11,400 reviews at a 4.2 star average and roughly 10,000 units bought in the past month, it has clearly built strong repeat demand.']

Pros

  • Probiotic formula targets odor at the source rather than masking it
  • Labeled fragrance-free and filler-free
  • Marketed as 99% dust free
  • Backed by a satisfaction guarantee from the manufacturer
  • Very high recent purchase volume and over 11,000 reviews

Cons

  • 4.2 star average is solid but a step below some top competitors in this lineup
  • Clumping clay is heavier to carry and store than plant-based alternatives
  • 40 day odor control claim depends on household size and number of cats

Specifications

Form
Granule
Weight
16 Pounds

Performance notes

The granule clumping clay format is built to scoop cleanly while the probiotic additive works to break down odor rather than cover it with scent, which is the main differentiator from standard scented clumping litters. The dust-free and filler-free label suggests a simpler formulation aimed at sensitive cats and owners.

What buyers say

A 4.2 star average across more than 11,400 reviews, with about 10,000 bought in the past month, points to a large and active customer base, though satisfaction runs slightly behind some of the higher-rated multi-cat clumping formulas in this category.

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Frequently asked questions

How does the probiotic odor control work?

Boxie's formula uses probiotics aimed at eliminating odor rather than relying on added fragrance, with the brand claiming up to 40 days of odor control per the product's marketing.

Is this litter scented?

No, it's labeled with no fragrances and no fillers, so it doesn't rely on perfume to mask smell.

Is it backed by any guarantee?

Yes, the manufacturer lists a satisfaction guarantee on this product, according to the listing's warranty description.

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