Pure. Est. 1899 Memphis USA. Taste what you love, pure and simple. Go ahead-whisk, fry or let it sizzle-anything is possible with Wesson. Our quality assures that the flavors of your dish are always the star of the show. Taste what you love, pure and simple. Perfect for Stir Frying: Vinaigrettes. Marinades. Baking. Deep frying. David Wesson began crafting quality oils in 1899-a tradition of excellence we continue today.