For cats, our Vetri Lysine Plus includes similar levels of DMG along with L-Lysine, an essential amino acid to support immune health in cats. Directions for Use: DIRECTIONS FOR USE:Dogs and Cats:Up to 20 lbs: 0.5 ml daily.21 to 40 lbs: 1.0 ml daily.41 to 80 lbs: 1.5 ml daily....