Pet Nutrition Supplements. A supplement to support the normal healthy functioning of your pet's digestive tract. This pet nutrition supplement combats gas, facilitates regularity, firms up loose stools, soothes and protects the GI Tract.<br>Perfect Form is ideal for pets with Irritable Bowel (IBS), Colitis or occasional digestive upset. We reccommend using this supplement in conjunction with a grain-free diet for best results.