There are plenty of positive effects that come from neutering your cat such as longer life expectancy and more sociable behaviour (just not with the lady cats). But your cats dietary needs change the instant he gets home from the vet. According to Royal Canins research, within 48 hours of surgery your cats energy needs plummet while his appetite increases. And we all know where that particular combination leads: unwanted and potentially unhealthy weight gain.
Royal Canin has developed its Neutered Young Male formula specifically to address the dietary needs of neutered cats up to the age of 7 years old. A moderated starch content promotes a feeling of fullness while reducing the risk of weight gain, while higher protein levels promote lean body mass. And the formula also takes care to address all the usual nutrition needs of your cat, such as urinary tract health