Overview Rejensa® is a clinically proven supplemental joint care chew that helps support canine joint health and improves quality of life in as little as 16 days. It is the only joint care supplement that contains Gluco Blu® (N-Butyryl glucosamine), a breakthrough analog of glucosamine.

  • Indicated for dogs with osteoarthritis or joint pain
  • Improves mobility (i.e., climbing stairs, jumping, walking, running, general activity)
  • Can be used with prescribed joint medications
  • Can be fed as a standalone supplement