The Swim Stim Betaine Mix from DYNAMITE BAITS has proven itself and is a perfect groundbait for various fisheries such as carp, F1 and bream. This mix is ideal when fishing the traditional (pole, feeder) or Method feeder. Swim Stim Betaine Green Groundbait from Dynamite Baits is a high quality groundbait containing betaine and low oil fishmeal.