Absolutely no petroleum-based ingredients! Vet's Best's hairball and digestive aid helps support a cat's healthy digestive tract. This wonderful formula helps prevent and eliminate hairballs using herbs that lubricate naturally.

Active Ingredients:

• Psyllium Husk: 50 mg
• Marshmallow Root: 25 mg
• Slippery Elm Bark: 25 mg
• Allzyme (Enzyme Blend-Lactobacillus Acidophilus, Aspergillus Oryzae, Bacillus subtilis, Papain, Amylase, Protease): 2 mg
• Papaya Extract (Papain): 2 mg

Inactive Ingredients:

Apple Fiber Powder, Calcium Carbonate, Cellulose, Liver Powder, Magnesium Stearate, Natural Flavor, Silicon Dioxide, Yeast (Torula).