What type of fatty acids are both Linoleic and Linolenic?

Linoleic and linolenic acids are classified as polyunsaturated fatty acids (PUFAs). This classification is based on their molecular structure, which contains multiple double bonds between the carbon atoms in their fatty acid chains.

Linoleic acid, an omega-6 fatty acid, contains two double bonds, while linolenic acid, known as an omega-3 fatty acid, contains three double bonds. These types of fatty acids are essential for the body, meaning they must be obtained through the diet because the body cannot synthesize them. Foods rich in these fatty acids include fish, flaxseeds, and walnuts.

The other classifications mentioned do not apply to linoleic and linolenic acids. Saturated fatty acids have no double bonds, monounsaturated fatty acids have one double bond, and trans fatty acids are typically created artificially through hydrogenation processes, leading to a different structure and potential health risks. Thus, the distinguishing characteristics of linoleic and linolenic clearly place them in the category of polyunsaturated fatty acids.