 Speaking at the Wall Street Journal's Global Food Forum, Erlinger mentioned that McDonald's diners aren't seeking plant-based options from the fast food giant. This move by McDonald's reflects broader trends in the plant-based protein market. After seeing rapid growth, the industry is now experiencing a significant slowdown. A recent report from the Good Food Institute revealed that sales of plant-based meat and seafood in the US fell by 13 percent over the past two years.