They come from far and wide to offer their services as study volunteers. They volunteer because they’re able to eat a healthy diet free of charge, contribute to science research and get paid in the process. It’s a tough assignment, but someone's got to do it, writes SARA GEBHARDT.
IT’S breakfast time inside Building 308, and a group of volunteers aged 22 to 68 have just ingested their treatments – which is to say they’ve eaten bowls filled to the brim with delicately sliced purple carrots. Those who ate raw pieces of the vegetable, whose maroonish skin conceals an orange interior, are having a little more trouble swallowing than those who ate them cooked.
