Hemp oil is mostly made up of linoleic acid, with smaller amounts of two other healthy fats, and heating doesn’t change which fats are most common.

Hemp oil already had tiny amounts of certain unhealthy trans fats, but heating it didn’t make any more of them.

Over the last 50 years, Americans have been eating more soybean oil and other seed oils, and as a result, more of the fatty acid called linoleic acid has built up in our body fat.