U.S. Protein Bar Market: Fueling America's Fitness-First Lifestyle The U.S. protein bar market was valued at USD 1.98 billion in 2025 and is projected to grow at a CAGR of 6.80% through 2034, reaching USD 3.58 billion by the end of the forecast period. This growth is closely tied to America's evolving relationship with fitness, nutrition, and convenient snacking, as more consumers...