Purina Pro Plan Calming Care Canine Probiotic Supplement has been formulated for the improvement of canine anxiety and behavioral health. These easy to administer packets promote a positive emotional state in dogs when facing different stressors like separation anxiety, strangers, new and loud noises, and/or changes in their routine or location. Calming Care helps support a positive cardiac activity in times of stress. Proprietary use of probiotic strain BL999 to help maintain calm behavior. Helps dogs cope with external stressors such as separation, unfamiliar visitors, novel sounds, or changes in routine and location. Improvement shown in dogs displaying anxious behaviors such as excessive vocalization, jumping, pacing and spinning.