Synthetic Metroid Rations
Eventually it became apparent that the Metroids weren't responding to synthetic sustenance and required active bio-energy for nourishment. Though still being prepared in Space Pirate Research Labs when Samus arrives, Synthetic Metroid Rations production was to be suspended and replaced by live bio-energy sources at a later date.
- "Metroid are not responding to synthetic sustenance. We have reason to believe they only gain nourishment from active bio-energy sources." —Scan Data (Metroid Prime)
- "Synthetic Metroid ration mix processing in progress." —Scan Data (Metroid Prime)
- "Suspension of synthetic Metroid rations has been ordered. Synthetic Metroid rations to be replaced by live bio-energy sources on 12.025.1" —Scan Data (Metroid Prime)