ProBalance is developed by our team of expert nutritionists and veterinary scientists to help your pet thrive through a balance of nature and science. Treat your dog and support their wellbeing with these calming chews that have been deliciously designed with a combination of calming ingredients including chicken, lavender, chamomile and L-Tryptophan to help dogs feel calm. Lavender has calming and stress relieving properties, chamomile is a calming herb that may help reduce stress or anxiety, and L-Tryptophan is an amino acid which helps in the production of the serotonin hormone to help dogs feel calm. All ProBalance treats have no artificial colours, flavours or preservatives.