Hydrogen peroxide does kill germs and viruses, and a typical 3% concentration is an effective household disinfectant. Here's what you need to know.

Dr. Alexis also notes that while hydrogen peroxide is germicidal and can kill a wide range of bacteria, yeasts, fungi, viruses, and spores, it may not be effective against some organisms.

Dr. Alexis also notes that while hydrogen peroxide is germicidal and can kill a wide range of bacteria, yeasts, fungi, viruses, and spores, it may not be effective against some organisms.