Multiple choice What is the ideal rate of weight loss for a pet per week .5% 1-2% 5% 10% Reveal answer Fill a bubble to check yourself B Correct answer Explanation The safe and ideal rate of weight loss for both dogs and cats is 1% to 2% of their body weight per week. Losing weight too quickly can lead to loss of lean body mass and, in cats, increases the risk of hepatic lipidosis.