Its smoke point is 485F, contains almost no PUFA, and the PUFA it does contain is a perfect ratio of 1:1 omega-6 to omega-3.
I like doing high temp cooking from time to time, and well PUFA oxidizes the easiest with heat, so I am thinking clarified butter since it doesn’t have much PUFA.
It’s natural, and doesn’t require a fancy refining process like vegetable oils. No chemicals, machinery and high heat to refine it. You can easily make it at home by evaporating the water , seperating out the milk fats: