The Flying Basset OxySmooth formula is a mineral-based dietary supplement that is designed to assist your pets with natural elimination. It"s true, even your furry companions sometimes need help with bowel elimination from time to time, and this all-natural formulation utilizes magnesium oxide. The Flying Basset OxySmooth formula is clinically tested and veterinarian approved. Plus, just one 4-ounce bottle provides over fifty servings!