15 Mar 2021 --- Protein remains a buzzword in consumer label awareness. Shifting appetites for clean eating and meat-free diets, and mounting pressure coming from how to sustainably feed the world’s ballooning population, are pivoting formulators toward alternative sources for the macronutrient. Key suppliers speak to FoodIngredientsFirst to highlight the latest rollouts of protein-rich nutritional yeast, algae-based alternative seafood, defatted nut powders, heat-stable whey and sweetness-enhancing “designer proteins.”