DMPT stands for Dimethyl Beta Propiothetin, it is an Algae metabolite additive that is used as a feed attractant in fish and shrimp feeds, whilst we have sold this to the trade for a number of years, it can know be enjoyed by the public alike.Please note this product is only allowed to be used in hookbait (lures) type products only according to EU decree 1831/2003. Due to the powerful nature of this product we don’t recommend you using it above the stated dosages. Whilst levels are a little bit hit and miss, once you get this product right in a bait the results can be devastating. Recommended dosages are just 0.5 – 2 grams per kilo.