Officers were called to reports of a robbery at a business in Intake at about 6pm on Tuesday.
It was reported that a man entered the Skin Sanctuary in Sandringham Road before pushing a member of staff to reach the till.
A quantity of cash is said to have been stolen in the incident before the man left on a mountain bike.
A 42-year-old man has been arrested in connection with the incident today.
Owner of Skin Sanctuary, Jane Angus told The Free Press that the member of staff pushed during the robbery is now 'doing okay'.
She added: "If anyone does know anything, can they please contact the police."
Enquiries into the matter remain ongoing and anyone with information is asked to call 101 quoting incident number 828 of January 19, 2016.
Crimestoppers can be called anonymously on 0800 555111.