Rats fed a diet with 5% cottonseed oil as their fat source grew to 60% of normal size, survived 555 days, and were weak, sickly, and fragile.

“the rats on the left and i'll describe this for everybody that's just listening as they drive is they said two two sets of identical rats and after weaning so rats usually wean at 20 about 26 days and then they put them on this diet and this diet was exactly the same the proteins the carbs the fats um and the minerals and vitamins with the exception of one thing the rats on the left got five percent cottonseed oil as their fat and the rats on the right got one and a half percent butter fat and the rats on the cotton seed oil they grow grew to 60 of normal size they survived 555 days they're weak sickly fragile their coats look terrible their eyes are matted red and they're obviously they would be night blind but they just wouldn't know that”