Metabolic syndrome is complex and requires a multifaceted approach to treatment, but increasing water intake can be one component of an overall healthy lifestyle, including proper diet and exercise. Drinking more water can reduce appetite and help you lose weight.Metabolic syndrome is complex and requires a multifaceted approach to treatment, but increasing water intake can be one component of an overall healthy lifestyle, including proper diet and exercise. Drinking more water can reduce appetite and help you lose weight.