Smelly laundry can linger even after a cycle, especially with sweat, gym wear, or heavily soiled fabrics. The right blend of odor-fighting detergents, laundry sanitizers, and odor-removing boosters can dramatically improve freshness. This guide highlights five top picks that target odor-causing bacteria, work across standard and HE machines, and perform well in cold water. Each product section includes direct access to the Amazon listing for easy shopping.
| Product | Brand | Key Odor Solution |
|---|---|---|
| Lysol Laundry Sanitizer Additive | Lysol | Kills odor-causing bacteria; bleach-alternative deodorizer |
| Lysol Tough Odor Eliminator Laundry Sanitizer Additive | Lysol | Eliminates odor-causing bacteria; 0% bleach |
| Arm & Hammer Plus OxiClean With Odor Blasters 5-in-1 Power Paks | Arm & Hammer | Odor removal plus stain fighting and whitening |
| ARM & HAMMER Deep Clean Odor Formula Liquid Detergent | Arm & Hammer | Micro-scrubbers target deep odors |
| ARM & HAMMER Deep Clean Odor Formula Power Paks | Arm & Hammer | Concentrated odor removal with deep-cleaning power |
Lysol Laundry Sanitizer Additive

Lysol Laundry Sanitizer Additive is designed to be added to every wash in the fabric softener drawer. It sanitizes and deodorizes smelly laundry and is a color-safe bleach alternative that effectively kills 99.9% of bacteria. It’s gentle on fabrics, works well in cold water, and is safe for both colors and whites. This product aims to go beyond masking odors, addressing the bacteria that detergents alone may leave behind.
Lysol Tough Odor Eliminator Laundry Sanitizer Additive

This odor eliminator is a 0% bleach formula designed for gym clothes and activewear. It sanitizes and deodorizes by targeting odor-causing bacteria, offering a strong odor-control option without the harsh effects of bleach. It’s suitable for standard and HE machines and is effective in preserving fabric integrity while removing persistent smells.
Arm & Hammer Plus OxiClean With Odor Blasters Power Paks

Power Paks deliver a 5-in-1 cleaning action in a convenient pak: odor elimination, stain fighting, whitening whites, brightening colors, and a Fresh Burst fragrance. This formulation combines ARM & HAMMER’s cleaning power with Odor Blasters to attack tough smells at the source, providing a strong option for odor-heavy loads such as sportswear and work clothes.
ARM & HAMMER Plus OxiClean Odor Blasters Fresh Burst

This 128-load liquid detergent blends Odor Blasters with OxiClean for powerful odor removal. It fights tough odors, removes stains, and boosts freshness with ARM & HAMMER’s Baking Soda-based odor fighters. The formula is designed for deep cleaning and long-lasting scent, making it a solid option for activewear and everyday laundry that tends to odorize over time.
Gain + Odor Defense Liquid Detergent Super Fresh Blast

Gain Odor Defense Liquid Detergent delivers scent-sational freshness with a 3-in-1 approach: strong cleaning, odor elimination, and lasting freshness. It is designed to pair well with Gain Plus Odor Defense products and is compatible with HE machines. This option emphasizes a cohesive fragrance strategy while addressing odor at the source rather than masking it.
Active Wear Laundry Detergent & Soak

This powder detergent is formulated with natural plant-based enzymes to remove smells generated by sweat in fitness and gym clothes. It’s designed for activewear and specialty athletic fabrics, offering a deodorizing boost and compatibility with various brands of activewear. It focuses on odor reduction for workout-related odors and is suitable for gym apparel, uniforms, and socks.
ARM & HAMMER Deep Clean Odor Formula Liquid

This 102 fl oz bottle features pH Power Technology and micro-scrubbers designed to target and remove stench-drenched clothes. It aims to penetrate between fibers where odors linger, delivering a deep clean and lasting freshness. It’s a solid option for households dealing with persistent odors across multiple loads.
ARM & HAMMER Deep Clean Odor Formula Power Paks

Power Paks provide a concentrated solution for odor removal with Radiant Burst scent. They feature pH Power Technology and micro-scrubbers to attack odors deep between fibers. The paks format offers convenience for travelers or households that favor pre-measured doses without sacrificing cleaning power.
Buying Guide: Key Purchase Considerations And Comparisons
- Targeted odor control: For strong, persistent smells (gym wear, sweat), consider products that address odor-causing bacteria, not just masking scents. Look for sanitizing formulas or odor-blaster technologies.
- Detergent type and compatibility: Liquid detergents are often effective for deep odors and are HE-machine friendly. Powder forms can be excellent for activewear and heavy soiling. Ensure compatibility with your washing machine type (standard vs HE).
- Bleach alternatives: If you need color-safe options, choose color-safe sanitizers or odor removers that avoid chlorine. They protect fabrics while still eradicating bacteria.
- Concentration and dosage: Power Paks and concentrated formulas reduce handling and improve dosing accuracy. For occasional use, a bottle may suffice; for frequent odor issues, Paks can be more convenient.
- Fragrance vs. unscented: Some users prefer fragrance-free scents for sensitive skin, while others enjoy long-lasting Fresh Burst or Odor Defense scents. Consider family members’ sensitivities and clothing materials.
- Fabric safety and color care: Check product labels for fabric-safe guidelines, especially for delicate items or whites. Tests in cold water cycles can help determine real-world performance in energy-efficient laundry.
- Ease of use: In-wash add-ins (sanitizers) often require placement in the fabric softener drawer. Paks provide premeasured doses, which can simplify routines.
- Overall performance: For gym clothes and activewear, prioritize products tested for odor removal and moisture-related smells. For mixed loads, choose formulas that balance odor removal with stain-fighting and color preservation.