Does lack of water make eyes dry? The hydration connection
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                The human body is composed of approximately 60% water, and this fluid is crucial for every system, including your eyes. A common consequence of insufficient fluid intake is dehydration, but does lack of water make eyes dry? The short answer is yes, dehydration can directly and indirectly contribute to dry eye symptoms by reducing tear production and quality.