Nutritionists clinics are an excellent place to get advice about dietary modifications and weight management. They can also offer specialized programs to help individuals manage their health conditions. In addition, some nutrition clinics offer specialized services for sports performance, metabolism testing, and weight loss. They also offer counseling services and testing services for their clients. If you are experiencing digestive problems, nutritionists can create a personalized diet plan that is both healthy and practical. They can also help you recover from surgery or an illness. In either case, nutritionists can recommend a realistic eating plan that includes foods you enjoy. They can also help you lose weight after pregnancy and help you maintain a healthy milk supply if you're breastfeeding. There are several levels of certification for nutritionists. You can become a Registered Dietician Nutritionist (RD) or a Certified Nutrition Specialist (CNS). A CNS needs a Master's degree in human nutrition and at least 1,000 hours of supervised practice. They are also important players in the world of functional medicine. They are trained to find the cause of disease and provide preventive care. Some nutritionists work in hospitals. They may collaborate with other medical providers to provide specialized care for patients. Others work in a community setting. They may supervise diets for people with serious conditions. These professionals have a set of standards to follow and must carefully document a patient's weight history, medical history, and lab work. They also help those with dietary needs in correctional facilities.