Whittaker's also shares an example of the scam to give consumers an indication of what to avoid on the social channel.
The example of the scam offers users six packs of the chocolate if they agree to participate in the faux promotion.
This scam follows a similar ruse targeting Air New Zealand customers, which offered users the opportunity to win two free plane tickets for completing a survey.
Like Whittaker's, Air New Zealand also took to social media to warn customers of the scam.
We are aware of a scam message being circulated asking you to take part in a survey to win flight tickets. This message...
Posted by Air New Zealand on Saturday, 6 January 2018
New Zealanders have also recently fallen victim to scammers on Airbnb, with one group of friends losing $4800 to an elaborate online booking scam.
A recent study conducted by research organisation Colmar Brunton found that 37 percent of New Zealanders had been exposed to a scam online, while 80 percent avoided clicking on content because it looked untrustworthy.