The global beta glucan market size was valued at USD 313.90 million in 2018. It is projected to reach USD 847.27 million by 2032, exhibiting a CAGR of 7.38% during the forecast period. North America dominated the beta glucan market with a market share of 44.54% in 2018. The beta glucan market in the U.S. is witnessing steady growth, driven by increasing consumer awareness of its health benefits, particularly in immune support, heart health, and dietary supplements.