"Excess starch" refers to having too much starch in something, like food. Starch is a type of carbohydrate found in foods like potatoes, rice, and bread. Having too much starch can make the food too thick, sticky, or heavy. Full definition
Once cooked, drain the noodles and rinse under cold water to remove excess starch. (willfrolicforfood.com)
This cycle of eating excess starch can cause obesity in a normal cat and high blood glucose levels in a diabetic cat. (youngagainpetfood.com)
ZERO Mature Health Premium High Protein Cat Food Formulated for adult cats that are no longer growing bone and breeding males that can not tolerate excess starch / carbohydrates, not for use on pregnant or lactating females, less than 1 % starch (youngagainpetfood.com)