When it comes to enhancing bathroom safety, particularly for seniors, individuals with mobility challenges, or those recovering from surgery, installing toilet support rails and grab bars is one of the most effective and recommended modifications. These fixtures provide crucial stability and support, helping to prevent slips and falls in one of the most hazardous rooms in the home. However, a critical aspect that is often overlooked or misunderstood during selection and installation is the weight capacity. Choosing a support rail or grab bar based solely on appearance or price, without verifying its load rating, can lead to catastrophic failure, resulting in serious injury. This comprehensive guide is dedicated to explaining everything you need to know about the weight capacity of toilet support rails and grab bars, ensuring you make an informed and safe decision for yourself or your loved ones.