Zylkene capsules are made from lactose-free milk protein, which delivers calming messages to your pet's brain. It's fast acting, and has no side effects, like drowsiness or sleepiness. Just the thing for a cool, calm and collected pet.
 

• Made from alpha casozepine - a natural milk protein that's been clinically proven to have a calming effect on animals
• Lactose free
• Won't make your pet drowsy
• Easy to use - feed large dogs a Zylkene capsule one to two days before a stressful event or change in your pet's environment
• Contains thirty capsules