One box of US Clinicals SleepWell worth $49. Ten boxes to be won.

Simply answer this question:

US Clinicals SleepWell is an all-natural, melatonin-free supplement that helps to relieve stress, anxiety and insomnia for a good night's sleep. True or false?

"Like" The Straits Times Mind & Body Facebook page, and e-mail your reply with your full name, Facebook username, last five digits of your identity card number, address and contact number to sthealth@sph.com.sg by noon on Thursday. Specify "US Clinicals SleepWell" as the subject.