The 4 Best Enzyme Carpet Cleaning Solutions of 2026, Ranked & Reviewed

Our verdict: A clearly labeled enzyme formula in a 32 ounce bottle.

Rocco & Roxie is listed as an enzyme formula in a 32 ounce bottle, priced under $25, and its title names both stains and odors. That pairing is what an enzyme product should target: stains are the visible residue, odors come from the organic material left in the pile and the pad beneath.

It ranks first because it states the enzyme formula and the size, and it costs the least of the four. The other three either leave out a bottle size or sit in the $25 to $50 bracket, so you cannot work out cost per ounce for them. Clear labeling is the strongest evidence a thin listing can offer.

Buy it for pet accidents on carpet. The caveat: it is a spot treatment, not a machine shampoo, and the dye in your carpet can react, so spot-test a hidden patch first.

Formula

Enzyme

Size

32 oz

Targets

Stains and odors

Price

Under $25

Our verdict: An enzyme shampoo in a 32 ounce bottle.

Sprinkle & Sweep is sold as an enzyme carpet shampoo in 32 ounces, under $25. The word shampoo in the title changes its job: it is meant for general cleaning across a room, not only for a single accident.

It ranks second because it matches Rocco & Roxie on size and price, but its aim at larger areas means it is less focused on the odor-and-stain spot that most buyers arrive with. The listing in our data does not say whether it works in a carpet machine, which is the question that decides whether a shampoo saves effort over hand work.

Choose it for routine cleaning of a whole room. Confirm machine compatibility on the product page before pouring it into a tank, and skip it if you only need to treat a single patch.

Formula

Enzyme

Size

32 oz

Type

Carpet shampoo

Price

Under $25

Our verdict: A probiotic enzyme cleaner for more than carpet.

Bioda is a multi-purpose probiotic enzyme cleaner and deodorizer in the $25 to $50 bracket. Probiotic formulas rely on live cultures that keep consuming residue after you have left the room, which is the selling point against single-enzyme sprays. The title says multi-purpose, so it is meant for surfaces beyond carpet.

It ranks third because it costs more than the first two and gives no bottle size in our data, so its cost per use is unknowable from the listing. Its reason to buy is range: one bottle can cover upholstery, bedding and hard surfaces too.

Buy it if you want a single cleaner for several surfaces and a deodorizer role. Skip it if you want a carpet-only product. As with any cleaner on carpet, test a hidden patch first, because a multi-surface label does not guarantee your carpet dye will tolerate it.

Formula

Probiotic enzyme

Use

Multi-purpose

Role

Cleaner and deodorizer

Price

$25-50

Our verdict: A general-purpose enzyme cleaner.

Biokleen Bac Out is an enzyme cleaner in the $25 to $50 bracket. The data gives only the enzyme formula, with no bottle size and no carpet-specific use stated, and the product reads as a general-purpose household cleaner with a focus on odor.

It ranks last because it says the least about carpet. It sits at the same price as Bioda but does not list the multi-purpose scope, the deodorizer role or a size, so there is less to justify the cost against Rocco & Roxie and Sprinkle & Sweep, both under $25.

Pick it for general household enzyme cleaning, such as odors in laundry areas, bins or mudrooms, where carpet is not the target. Read the product page to confirm it is safe on your carpet before you use it there, and skip it if you need a carpet-specific label.

Formula

Enzyme

Role

Household cleaner

Price

$25-50

Size

Not listed