Pro-Biotic takes a new turn into the fish category, keeping the Pro-biotic nutritional goodness and stringently selected ingredients like Yeast, Betaine, Liver, salts, and selected oils, pro-Monster adds selected fish ingredients and various successful crab derivatives. This pungently fragranced bait still offers the fish a highly nutritional food source that carp will look for. Pro-Monster works exceptionally well both long term and instantly.During intensive testing in many countries the Pro-Monster appeared to be very big fish selective and showed some exciting captures, it was found that being crushed within a solid PVA bag was a tremendously successful method, the crushing intensified the attractors and feeding triggers which carp zoned in on very quickly. A good all round bait that offers big fish action.PRO-BIOTIC: Good for them is good for you!