FMI indicates the marine microalgae protein concentrate market was valued at USD 420.0 million in 2025. Demand is expected to grow at USD 458.0 million in 2026 and USD 1,285.0 million by 2036. Spirulina / Arthrospira is projected to lead by Source Type segment with 34% share in 2026 and Powder Concentrates will dominate with a 61% share.