22 Oct 2018 --- Plantible Foods, the creators of a sustainable, allergen-free protein derived from lemna (also known as duckweed), has completed a pre-seed funding round led by Unshackled Ventures, an early-stage fund for immigrant-founded start-ups based in Silicon Valley. With the investment, the amount of which has not been disclosed, Plantible Foods says it will finalize its proprietary extraction technology and work with leading food scientists on the commercialization of its ingredients.