Most pets are likely to suffer from worry or have their emotional well-being impacted at some point in their lives, especially when something disrupts their daily routine. Unfortunately for some pets, these challenging situations can be long-term or recurring creating ongoing difficulties for both pets and pet owners. Reasons for long term challenging situations can include being home alone, the introduction of a new baby or new pets to the home or a change of environment such as moving house. Zylkene Plus calming supplements are an ideal choice to help support your cat or dog during these longer-term challenging situations. They contain 2 naturally derived ingredients, a milk protein and white fish muscle hydrolysate that are both clinically proven to have calming effects with no addictive properties or cause of drowsiness.