lockets lockets lockets are a confectionery produced by the wrigley company in the uk and czech republic. they are sold as medicated supplement to help nasal congestion and sore throats. flavours they are available in multiple flavours including cranberry and blueberry, menthol and honey. a blackcurrant flavour was produced, but was discontinued in 2009. about lockets contain menthol, eucalyptus, vitamin c and a centre with honey. packets generally contain 10 medicated lozenges. ingredients sugar glucose syrup honey glycerol citric acid vitamin c monopropylene glycol colors e122 and e142