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I believe in the movie it is implied that the protein is used on replicants of humans, or of animals which are then consumed by humans. Though it's never really

I believe in the movie it is implied that the protein is used on replicants of humans, or of animals which are then consumed by humans. Though it's never really that clear, I suppose.

miketery 7y ago
The world in the movie was quite devoid of animal farming / husbandry. As an aside Snowpiercer had a related concept - grinding cockroaches to make protein bars...
- jlawson 7y ago
  Not animal farming. Replicants of animals. Remember the snake and the owl in the original movie?