NonScents Cat Litter Deodorizer - Litter Box Odor Eliminator, Fragrance-Free Formula, 8 Pound Bag Review (2026)

How the formula works

NonScents builds its deodorizer around zeolite, the same natural mineral used in some drinking water filters, coated with what the brand describes as a patented, scientifically engineered treatment designed to bind and neutralize odor molecules rather than cover them with a competing scent. Because the formula is fragrance-free, it avoids introducing a new smell into the litter area, which matters for cats that dislike or avoid boxes with perfumed additives. NonScents markets the product as compatible with clumping, non-clumping, clay, and alternative litter materials, so it does not require switching to a specific litter brand or type to work.

How to use it

The directions call for starting with a clean litter box filled with the usual litter, then sprinkling the deodorizer evenly across the top layer. After scooping out waste during normal maintenance, another light application on top keeps the odor control working between full litter changes. Because the deodorizer sits on top rather than needing to be mixed through the whole box, the extra step folds into an existing scooping routine rather than adding a separate task, and consistent reapplication after each scoop is what keeps the odor control effective over time.

Why the 8 pound size

The 8 Pound Bag is the largest single package NonScents sells for this deodorizer, compared with its 16 ounce bottle and smaller multi-packs, and it is aimed at households managing more than one litter box or more than one cat where deodorizer gets used up faster. Buying in this size lowers the cost per application compared with repeatedly buying smaller bottles, and it means fewer reorders over the course of a year. For a single cat with one box, this bag will likely outlast the litter itself several times over, so it is worth comparing against NonScents' smaller sizes before committing to the bulk bag.

Living with it day to day

Because the formula is unscented, it fits well in an apartment where strong scented products can be more noticeable to neighbors through shared walls or ventilation, and it avoids the common complaint that heavily perfumed litter additives create a competing chemical smell rather than actually eliminating the odor. NonScents also states that extending the usable life of the litter, since less frequent full changes may be needed when odor is kept under control between them, though scooping waste regularly is still required. Multi-cat apartments in particular benefit from having a large supply on hand rather than running out mid-month during heavier use.

Where it comes up short

An 8 pound bag is heavy and comes without a built-in scoop or measuring spout in most listings, so pouring a light, even layer without spilling extra product takes some care, and a separate small scoop or cup makes dosing easier. This is by far more product than a single-cat apartment with one litter box needs in the short term, so buyers should be comfortable storing a large bag for months before it is used up. It is also, like other deodorizers, a maintenance product that needs consistent reapplication rather than a one-time treatment that solves odor permanently, and a bag this size takes up noticeably more cupboard or pantry space than the smaller 16 ounce bottle NonScents also sells for occasional light touch-ups.

Frequently asked questions