Enzyme laundry additives use natural bio-enzymes to boost stain and odor removal beyond what detergent alone can achieve. This guide highlights five top enzyme-based boosters, focusing on stain removal, odor control, fabric safety, and eco-friendly ingredients. Each product below is suitable for regular and high-efficiency washers, with scents and formulations tailored for pet messes, body odor, and everyday stains.
Summary of selected products:
| Product | Brand | Loads | Key Benefit | |
|---|---|---|---|---|
| Enzyme Laundry Booster Odor Remover | ACTIVE | 64 | Unscented | Powerful bio-enzymatic cleaner for stains and odors, safe for all fabrics |
| Nature’s Miracle Laundry Boost | Nature’s Miracle | 32 | Unscented | Bi-enzyme formula targets pet stains and odors |
| Dirty Labs Scent Free Enzyme Booster | Dirty Labs | 48 | Scent Free | Hyperefficient, non-toxic, biodegradable enzyme blend |
Note: All products listed are enzyme-based boosters designed to complement existing detergents, with a focus on odor and stain elimination while remaining gentle on fabrics.
Active Enzyme Laundry Booster Odor Remover

Brand: ACTIVE
Features: Powerful Bio Enzymatic Cleaner boosts standard detergent to remove stains and odors. Heavy duty stain remover for oils, armpit sweat, blood, and more. Fragrance-free, plant-based formula safe for all fabrics, including activewear. Suitable as an additive to tackle tough odors and residues that regular detergent misses.
Nature’s Miracle Laundry Boost In-Wash

Brand: Nature’s Miracle
Features: Laundry bi-enzyme formula breaks down tough pet stains and odors like urine, feces, vomit, blood, grass, and drool. Gentle on fabrics; safe for use on clothing and pet beds, but not for specialty fabrics. Phosphate-, paraben-, sulfate-, and bleach-free; safe for pets and home when used as directed.
Dirty Labs Scent Free Enzyme Booster

Brand: Dirty Labs
Features: 100% bio- and mineral-based formula; no harsh chemicals. Advanced 4-in-1 enzyme booster tackles biological stains and odors from sweat, body grime, and blood. Hyperefficient, biodegradable, and packaged for reduced waste; designed for HE and standard machines.
ACTIVE Pet Laundry Detergent Odor Remover

Brand: ACTIVE
Features: Bio-based enzyme cleaner targeted for pet odors and stains on beds, blankets, clothing, and furniture covers. Odor destruction plus stain elimination, compatible with HE washers, fragrance-free, and designed for pet-related messes such as urine and drool.
Defunkify Enzyme Laundry Booster Unscented

Brand: DEFUNKIFY
Features: Concentrated active enzyme booster cleans deep to boost detergent. Unscented and free of fragrances, dyes, phosphates, and chlorine. Safe for sensitive skin and all fabrics; suitable for HE washers. Includes a powerful stain and odor remover, and a brightening effect when used as directed.
Enzyme Laundry Booster Additive Unscented

Brand: DEFUNKIFY
Features: Concentrated unscented enzyme booster that supercharges detergent, removing residual oils, sweat, and heavy scents. Free of synthetic fragrances and dyes; safe for sensitive skin and all fabrics. Eco-conscious formula designed for HE washers and septic systems.
Buying Guide
Key purchase considerations for enzyme laundry additives:
- Enzyme type and target stains: Protease enzymes break down protein-based stains like blood and sweat; amylase targets starch; lipase tackles grease. Choose a blend aligned with your typical messes.
- Scent and skin sensitivity: If you want fragrance-free options for sensitive skin or shared laundry, consider unscented formulas like many of the products above.
- Fabric safety and compatibility: Most boosters are safe for a wide range of fabrics, but always check for delicate or specialty materials and follow washing instructions.
- Wash compatibility: Look for formulæ labeled for HE and standard machines, and ensure the booster is compatible with your detergent and water temperature.
- Concentration and packaging: Hyper-concentrated boosters reduce packaging waste; consider the number of loads per container to assess value and environmental impact.
- Safety and eco-friendliness: Several options are non-toxic, biodegradable, and fragrance-free, making them suitable for homes with children, pets, or allergy concerns.
How to use enzyme boosters effectively
For best results, add the enzyme booster to the drum or detergent compartment according to product guidance, typically with hot or warm water for best cleaning action. Do not mix with chlorine bleach unless specified otherwise, and avoid overdosing to prevent residue on fabrics.
Performance considerations
Enzyme boosters are most effective on organic stains (blood, sweat, dairy, urine) and odors. They complement detergents by giving built-in enzymatic action that remains active through wash cycles. In households with pets or active lifestyles, enzyme boosters often provide noticeable improvements in whiteness, stain removal, and odor control.