Our lean formula has half the fat of our other grain free products. In addition to helping dogs with weight concerns, this formula will also work well for large breed puppies and dogs with pancreatitis. Annamaet Lean is formulated to meet the nutritional levels established by the AAFCO dog food nutrient profiles for "ALL LIFE STAGES" (Gestation, Lactation, Growth and Maintenance). Available in 5, 15 & 30 lbs.