Each bottle is all natural for dogs. These are for the support of mobility and flexibility.
We have two very huge large breed dogs and they are the height of our kitchen counters. They are only 7 months old! At this age, we figured for the breed that they are, we would start them on something for helping to support their joints.
These are chewable tablets. http://www.americanbioscience.com
Developed in Australia by master herbalists.
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