Goji berries have been the real thing for twenty centuries—but who's counting? In this modern investigative age of clinical research, lab coats, and endless footnotes you have to squint to see (he confessed), the pharmacological workings of the Goji berry are well-documented. And then there's the story of Li Ching-Yuen...
The açaí berry is not a berry at all, and has wearied of this misunderstanding. This South American stone fruit (or drupe, technically), is laboriously harvested from uncomfortably tall Amazonian trees by fearless locals. Which is a good thing. Açaí is a loaded superfood.