Marissa Martorana, RDN is a dietitian nutrition practice in Rolling Hills Estates, California, offering personalized nutrition guidance grounded in research and centered on authentic client relationships. The practice helps clients cut through confusing diet messaging and build realistic, sustainable eating habits that support physical and mental well-being. Areas of focus include improving relationship with food, reducing reliance on calorie counting and external food rules, recognizing internal hunger and fullness cues, addressing overeating or binge patterns, supporting nutrition-related concerns such as high blood sugar, cholesterol, and triglycerides, and helping with children's eating behaviors and food intake.