Tri-Amino is a comprehensive product that combines three essential amino acids into one easy-to-take formula. Arginine is necessary for urea metabolism, a process that prepares toxic ammonia for safe excretion by the kidneys. Ornithine is synthesized from arginine and is a precursor of citruline, proline and glutamic acid. Lysine is an essential component of all proteins. Together these nutrients are well-absorbed and utilized by your body.