This unique Abiotic™ is used to stimulate native bacteria in the gut of the animal. Culbac® boosts daily health of your animal by improving appetite, average daily gain and overall performance. Safe for use with antibiotics and other medicated feeding programs. Less medication, better feed intake and more efficiency = cost savings for the producer Abiotics, not probiotics, Does not require a live culture to be fed. Long shelf life and require no refrigeration.