Verdict

Biokleen Bac-Out Enzyme Stain & Odor Remover is an *eco-friendly* and *non-toxic* powerhouse that effectively tackles tough organic stains and odors without harsh chemicals, making it ideal for pet owners and sensitive environments. Its enzyme-based formula works best when applied liberally and given time to act, so patience is key. While the large bottle offers great value, be prepared to transfer it into a spray bottle for ease of use. If you’re struggling with extremely stubborn odors or mildew, this product shines as a final treatment step, though very severe cases might need extra intervention. For a similarly eco-conscious option with a focus on strong enzyme-based odor removal, this one stands out as a solid choice.

Top pro:
Effectively eliminates a wide range of odors, including musty smells, animal waste, and body odor, without just masking them.
Top con:
Some users report that it did not work effectively for their particular stains or odors.
Get an alert when the price drops or it comes back in stock.

Pros

  • •Effectively eliminates a wide range of odors, including musty smells, animal waste, and body odor, without just masking them.
  • •Trusted for odor control by both everyday users and professionals such as dairy farmers.
  • •Safe, eco-friendly, and non-toxic formula made with live enzymes, suitable for homes with kids and pets.
  • •Works well on tough organic stains like pet messes, wine, and workout clothes, often without the need for heavy scrubbing.
  • •Pleasant, mild lavender-lime scent that dissipates quickly, leaving a neutral freshness.
  • •Versatile usage on carpets, upholstery, laundry, diapers, and even leather furniture like couches.
  • •Penetrates deeply to treat hidden moisture areas and severe odors, including mildew and long-standing pet urine.
  • •Can be applied by spraying, left to sit for at least 10 minutes or overnight for best results, making the cleaning process simple.
  • •Large 128-ounce bottle provides good value for sustained use, though some users recommend transferring it to a smaller spray bottle for easier handling.
  • •Proven effective through repeated use over years, with many users willing to repurchase.

Cons

  • •Some users report that it did not work effectively for their particular stains or odors.
  • •The large bottle can be bulky and inconvenient to handle during application.
  • •Requires adequate saturation and waiting time (often 10 minutes or more) to see best results, which may be inconvenient for quick cleanups.
  • •Over-soaking certain surfaces like carpets may cause slight texture changes; spraying rather than pouring is recommended.
  • •May not completely eradicate severe mildew without additional physical removal of affected materials (e.g., seam caulking).
  • •A few users mentioned finding better alternatives, indicating it might not be the top performer in every situation.
Available at Amazon
View at Amazon

We may earn a commission when you buy through these links, at no extra cost to you. How ShopSavvy makes money

How we researched this

About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from ShopSavvy's price data.

Get ShopSavvy
ShopSavvy is totally free and works on all popular phones and browsers
Download ShopSavvy AppDownload ShopSavvy App

Compare prices across tens of thousands of stores, set price alerts, watch for deals by keyword, and much more.

Install ShopSavvy Browser ExtensionInstall ShopSavvy Browser Extension

Compare and track prices automatically while you shop online at thousands of websites.