Introduction: Protein : a solution in search of a problem

What is protein and why does it matter? : mystery and magnetism from molecules to meat

The great protein fiasco, then and now : nutrition, development, and the trouble with growth

From gutter to gold : a political ecology of the protein powder industry

A poverty of flesh? : sarcopenia, aging, and the economization of protein deficiency

Protein in the muscular manosphere : supplementation, self-optimization, and microfascism in men's fitness culture

Epilogue: Between meat protectionism and alt-protein futurism.