The main ingredient of Carni Speed is L carnitine. This substance, which is similar to a vitamin, plays a central role in the metabolism of pigeons. With a dosage of 10 ml litre drinking water the Siegel's ProMaster 16 oz L carnitine with b complex gamefowl and pigeons L Carnitine B Complex Liquid Supplement Red Orange Poultry And Pet Supplement Thailand Made All Life Stage Animal Supplement Lazada Lazada PH Carnispeed (Rohnfried) L Carnitine for Pigeons Racing Pigeon Care Oropharma Carmine Mega Forte + L Carnitine 250 ml