Dyne PRO HG Healthy Gut for Dogs is a high calorie liquid nutritional supplement with pre and post biotics because sometimes dogs need a little extra nutritional support to keep them looking and feeling their best. Supports performance, endurance, and all-day energy for working or highly active dogs. Provides additional calories and GI support to active, pregnant, lactating, or senior dogs, as well as those recovering from stressful situations. Preand post-biotics help to support gut health and microbial balance for optimized digestion and wellness. Rich in omega fatty acids to support a healthy immune system, skin, and coat.