The sight of cockroaches may evoke disgust but they can be a boon for human health said a team of scientists who have shown that milk protein crystals found in roaches can serve as a 'fantastic' protein supplement. The team of scientists including those from the Institute for Stem Cell Biology and Regenerative Medicine (inStem) in Bengaluru has recently unravelled the structure of milk proteins crystals in the guts of a roach species called Diploptera punctata the only known viviparous cockroach (which gives birth to live young). A single crystal is estimated to contain more than three times the energy