Does a Hand Sanitizer With More Than 60% Alcohol Perform Better?

Question by : Does a hand sanitizer with more than 60% alcohol perform better?
I keep hearing that less then 60% alcohol won’t help but will 65% alcohol be more effective than 63%?

Best answer:

Answer by Fardeen Dentist
No

Answer by Gary Y
For health care settings like hospitals and clinics, optimum alcohol concentration to kill germs is 70% to 95 %. The alcohol in hand sanitizers may not have the 10–15 seconds exposure time required to denature proteins and lyse cells in too low quantities (0.3 mL) or concentrations (below 60%).
http://dx.doi.org/10.1016%2FS0140-6736%2802%2908426-X
http://www.cdc.gov/mmwr/preview/mmwrhtml/rr5116a1.htm

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