By Natalie Rahhal Deputy Health Editor For Dailymail.com
Published: 19:34 GMT, 8 November 2019 | Updated: 20:37 GMT, 8 November 2019
Scientists may finally know what's behind vaping lung illnesses that have sickened more than 2,000 in the US: a combination THC and an oil derived from vitamin E, the Centers for Disease Control and Prevention (CDC) said Friday.
Since vaping was discovered to be a common thread in the spate of lung illnesses that have killed 40 people in the US, scientists have been scrambling to discover the cause.
Now, principal deputy director of the CDC, Dr Ann Schuchat says that the combination is a 'strong culprit' for the illnesses, according to KTLA.
The agency's analysis of 29 samples from the e-cigarettes used by people with the mysterious lung illness revealed that they all contained vitamin E acetate.
Twenty-three out of 28 samples contained THC.
Dr Schuchat said that other ingredients have not been ruled out and multiple causes are possible, but the 'sticky' nature of the acetate and commonality of THC are 'noteworthy,' according to CDC's Dr James Pirkle.
All 29 samples of vaping products used by EVALI patients contained vitamin E acetate, a sticky, oily derivative of the nutrient that CDC officials