I come across this web site : http://www.viccal.com.sg/
They are giving out free samples for their basic collection.
Go to the link above>click collection>click on the screen>click on recieve your sample now>fill up detail
I found it last week and i have filled up the form and i'm still waiting for the delivery of my samples. ;)
They allow us to choose 1out of the 3 serum they have, be sure to read before u click recieve your sample