Run by trained class managers, the sessions take place at Charles Stewart House, between 12.30pm and 1.15pm.
The fee is £30 for a six-week block but if participants miss the beginning of a block they can join any time, and pay a pro rata fee.
The 45-minute classes each comprise of an information session and two discreet weigh-in opportunities. If time is scarce, attendees can opt out of the information session.
The Scottish Slimmers Positive Eating Plan is a proven programme, which encourages long-term healthy eating.