B009EAQZF6 Cox Veterinary Labs Acti Flex Senior Powder 16 lb

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Specifically formulated for the “old timer”
Help them stay flexible, comfortable and maintain a healthy weight
Includes probiotics to help older horses compensate for reduced digestive efficiency
Manufactured in an alfalfa-based powder that proves to be highly palatable

Size: 16 lbs; 256 day supply for one horse