The food of the gods and how it came to earth

the long version

The Food of the Gods and How It Came to Earth is a science fiction novel by H. G. Wells that was first published in 1904. Wells called it "a fantasia on the change of scale in human affairs. . . . I had hit upon [the idea] while working out the possibilities of the near future in a book of speculations called Anticipations (1901)". The novel, which has had various B-movie adaptations, is about a group of scientists that invents food that accelerates the growth of children and turns them into giants when they become adults.