Nondieter is a term used to describe individuals who are conscious about their health but don't follow a strict diet. There are various synonyms that can be used to refer to these individuals. One possible synonym is "health-conscious individual," which implies someone who values their health and strives to maintain it without resorting to extreme measures. Another synonym is "balanced eater," referring to someone who follows a wholesome, well-rounded diet without being too strict or obsessive. Similarly, "moderate eater" can also describe someone who enjoys a variety of foods but practices portion control and balance. All of these terms help convey the idea that one can lead a healthy lifestyle without being a strict "dieter".