
The variant, manufactured under license by Dairy Crest, follows the launch of Weight Watchers Crème Fraiche, in March 2008.
Weight Watchers said its Reduced Fat Cream has 12% fat and contains just one Weight Watchers point per 30g serving.
The fresh potted cream market is worth £247m, according to research company AC Nielsen. The company said half fat cream is the fastest growing sector, with 15.5% year on year growth.