To provide a juice extractor capable of preventing great shear and friction from acting on a food material such as vegetables and fruits and capable of suitably extracting juice while preventing loss of nutrients such as a vitamin group.

A juice extractor 1 includes: a food material holding part 20 for holding a food material F in an included state, which is partially made of a plurality of wire ropes 22 being flexible members; a shape-variable driving part 30 which is connected to the food material holding part 20 and which deforms the food material holding part 20 so as to squeeze the food material F; and an extracted juice receiving part 4 which receives extracted juice L flowing out from the food material F.