What is lysol
Last updated: April 1, 2026
Key Facts
- Lysol contains alkyl dimethyl benzyl ammonium saccharinate as its active ingredient
- The brand was first introduced in 1908 and is owned by Reckitt Benckiser
- Lysol is effective against 99.9% of bacteria and viruses when used as directed
- It comes in spray bottles, disinfectant wipes, and aerosol formulations
- Proper ventilation is recommended when using Lysol spray indoors
Overview
Lysol is a commercial disinfectant brand that has become synonymous with household surface sanitization. The product kills a broad spectrum of microorganisms including bacteria, viruses, and fungi, making it a popular choice for maintaining hygiene in homes and offices.
History and Development
Lysol was first developed in 1908 and has remained one of the most recognized disinfectant brands worldwide. The name originally referred to a saponified cresol solution, though modern formulations have evolved significantly.
Types and Formulations
Lysol is available in several forms to suit different cleaning needs:
- Disinfectant spray for general surface cleaning
- Disinfectant wipes for convenient portable sanitization
- Bathroom cleaner with disinfectant properties
- All-purpose cleaner variants
Active Ingredients
Modern Lysol products typically contain alkyl dimethyl benzyl ammonium saccharinate, a quaternary ammonium compound that disrupts microbial cell membranes. Most formulations also include water, fragrance, and other inactive ingredients.
Effectiveness
When used according to label directions, Lysol kills 99.9% of bacteria and viruses on hard, non-porous surfaces. The product requires proper contact time (typically 3-10 minutes) to achieve maximum effectiveness against various pathogens including cold and flu viruses.
Safe Use and Precautions
Lysol should be used in well-ventilated areas to avoid inhalation of aerosol particles. The product should not be ingested and should be kept away from children and pets. Always follow label instructions and avoid mixing with other cleaning products, particularly bleach.
Related Questions
What surfaces can you use Lysol on?
Lysol is safe for hard, non-porous surfaces including countertops, doorknobs, phones, and bathroom fixtures. Avoid using on porous materials like fabrics or wood unless specifically formulated for those surfaces.
Is Lysol effective against COVID-19?
Yes, Lysol disinfectant spray is effective against SARS-CoV-2 when sprayed on hard surfaces and allowed proper contact time. The EPA and CDC have included Lysol on their lists of approved disinfectants.
What's the difference between Lysol and bleach?
Lysol contains quaternary ammonium compounds while bleach uses sodium hypochlorite. Lysol is generally safer for household use and leaves no harsh chemical residue, whereas bleach is stronger but more corrosive and toxic.
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Sources
- Wikipedia - LysolCC-BY-SA-4.0
- EPA List N - Approved DisinfectantsPublic Domain