Threonine is an essential amino acid critical for structural proteins and metabolic pathways. Key physiological roles include:
Supporting immune competence through antibody and immunoglobulin production
Maintaining connective tissue integrity as precursor for collagen/elastin synthesis
Facilitating metabolic regulation via glycine/serine conversion and acetyl-CoA production
Promoting protein homeostasis as fundamental building block for tissue repair
Primary dietary sources: Meat, poultry, fish, eggs, dairy, lentils, sesame seeds, almonds, spirulina.
Deficiency may compromise gut barrier function and immune response. It may also hinder mucin production for gastrointestinal health.