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 Carmine Mega Forte L Carnitine Supplement BirdAgents.pk The main ingredient of Carni Speed is L carnitine. This vitamin like substance has a central role in the fat metabolism of pigeons. With a dosage of 10 ml litre of drinking water, the pigeons receive Pigeon Vit Vitamin Tablets for Pigeons Containing L Carnitine Bio PetActive The Racing Pigeons Supplies Store: Dr. Brockamp C M K 500 ml (Carnitin Magnesium Complex). Racing Pigeons Supplies