The present disclosure provides a variety of methods and compositions (e.g., solutions) useful for making, sterilizing, and preserving tissues (e.g., acellular tissue matrices). The disclosure also features the acellular tissue matrices made by the methods, which matrices can be used for a variety of applications such as, but not limited to, treating an injury to, or repairing, a large number of tissues and/or organs (e.g., e.g., fascia, bones, and/or cartilage) in a mammal (e.g., a human).