The amino acids are included extra in the dip to attract the carp directly to your bait. Test results show huge differences in the carp behavior when they discover the aminos in the water. This will attract them from far distance, directly to your hookbait. We have added these in their pure form: L-Lysine, Cysteine, Arginine, L-Proline, Alanine, Glutamine, Aspartic Acid, Glutamic Acid. PVA safe