keto lean Commercial-dry, dried, semi-moist, and wet 2. Natural 3. Organic 4. organizations do scientific research and blend healthy value for both normal canines and canines with health conditions. Natural foods consist of foods which you would eat at your food table; the foodstuff which you purchase at food markets, outdoor markets, farmers markets and your local butcher. These are foods which you would nourish yourself and members of family members members.