Oct 10, 2022
2 min read
Would you eat a salad grown from human hair?
Scientists say hair is a greener substrate for urban veggie farming
Walking out of the salon after a haircut? Those snipped strands lying on the hairdresser’s floor could one day be used to help a head of lettuce flourish. Scientists from Singapore have developed a way of extracting keratin from human hair as a nutrient-rich substrate to grow plants in hydroponics set-ups.
