Bovine protein, typically in the form of beef protein isolates or hydrolysates, is used to support convalescence due to its high-quality amino acid profile and bioavailability. Scientific validation for its use in recovery is well-established, particularly regarding the general role of dietary protein in tissue repair, immune function, and maintenance of muscle mass during periods of illness or after surgery. Clinical studies and nutrition guidelines consistently emphasize protein's importance in convalescence, as inadequate protein intake can impair wound healing, prolong recovery, and increase the risk of complications such as muscle wasting (sarcopenia). Bovine protein provides all essential amino acids, including a high proportion of branched-chain amino acids (BCAAs) like leucine, which are critical for muscle protein synthesis and recovery. While most research centers on general dietary protein rather than specifically bovine-derived sources, beef protein supplements have been shown to be as effective as other protein types (e.g., whey) in supporting muscle protein synthesis and improving recovery outcomes. In summary, robust scientific evidence supports the inclusion of high-quality proteins such as bovine protein in the diet of individuals recovering from illness or surgery, making its use for convalescence scientifically justified.