Cholisam - chemically known as 2-hydroxyethyl- trimethyl ammonium hydroxide and is referred as vitamin B4. It has recently been claimed as a rediscovered vitamin & performance promoter in poultry. The metabolic needs for choline are supplied in two ways, by dietary choline (exogenous supplementation in feed) and by choline synthesis in the birds.
72 hours should be followed for use in poultry before slaughter
