Stevia is a zero-calorie plant-based sweetener native to Paraguay and discovered by a heavily bearded anarchic chemist hoping to establish a utopian colony in the South American jungle. That old story.
Protein powder has become a trendy way to pursue weight gain, and for good reason. Trendy? Well, human bods are about 15% protein by mass, so maybe "trendy" is the wrong term here. “Inevitable”? Better.