Coconut oil has been removed from AHA's list of healthy oil options which include the naturally occurring vegetable oils that are unhydrogenated such as Safflower, Canola, Olive oil, or Sunflower oil.
The professor said, among other things that 'coconut oil is pure poison, ' and it is one of the worst foods one can eat.
"There are many claims being made about coconut oil being wonderful for lots of different things, but we really don't have any evidence of long-term health benefits", said Dr. Walter C. Willett, professor of epidemiology and nutrition at the Harvard T.H. Chan School of Public Health, where Michels is also an adjunct professor. The video of her lecture has amassed close to a million views and counting.
In recent years the coconut oil began to gain popularity.
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This isn't the first time coconut oil has come under scrutiny, leaving many questions about its health benefits versus risks.
Coconut oil also has a higher proportion of MCTs than most other fats or oils; however, there is a catch to the research. This may be due to its high content of a fatty acid known as lauric acid.
"Because coconut oil increases LDL cholesterol, a cause of CVD, and has no known offsetting favourable effects, we advise against the use of coconut oil", the review said.
"Eating a healthy balanced diet is better than consuming a manufactured supplement that you're not sure what processes it went through while being manufactured", Segal said. While the AHA warns against it, people who cut saturated fat out of their diet might not necessarily lower their heart disease risk, a 2015 BMJ review suggested.
So when we heard a Harvard professor call our new favourite oil "pure poision" we were a little concerned.
What to look for when purchasing coconut oil and how much to consume? "However, it is best to restrict yourself to small amounts and use unsaturated oils as an everyday choice instead".