In a separate video, Dr. Sina Joorabchi, a doctor of osteopathic medicine, said to stick with concentrations of less than 10% if you're using hydrogen peroxide.Ideally, five drops of a 3% ...

But our enzyme produces hydrogen peroxide from oxygen, ... the researchers showed they could use that molecule to generate polymers by adding urea, a nitrogen-containing molecule found in urine.

Catalase protects the body from harmful effects of hydrogen peroxide formed naturally in the course of life. Urease, found in many plants, converts urea to ammonia and carbon dioxide. The researchers ...