US Protein Bar Market Size, Share & Growth Forecast to 2034 The US Protein Bar Market is anticipated to register a CAGR of around 5.4% during the forecast period, 2026-34. Additionally, the market size was valued at nearly USD 3.92 billion in 2025 and is projected to reach nearly USD 6.29 billion by 2034. Access full data [TOC, Charts, and Full Insights]: https://www.thereportcubes.com/report-store/protein-bar-market-us