Which major food company first achieved a fully traceable, blockchain-verified sustainable supply chain for their entire coffee product line?

The food industry is increasingly focusing on sustainability throughout its supply chain operations. In recent years, several major brands have made significant investments to reduce their environmental footprint. One company, however, was notably ahead of the curve, implementing a groundbreaking initiative that changed industry standards. Test your knowledge about sustainable supply chain innovation in the food sector!

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Nestlé (through its Nescafé brand)
Starbucks (through its Coffee and Farmer Equity Practices)
Kraft Heinz (through its Maxwell House brand)
Unilever (through its Lipton tea division's crossover into coffee products)