The Seaweed Caviar ecosystem encompasses a tightly coupled set of upstream inputs, midstream processing activities, and downstream distribution channels that together create a premium plant‑based garnish. Upstream, seaweed farms and algal biomass suppliers provide the raw carrageenan‑rich material required for gel formation. Midstream actors include technology providers that deliver extraction, sterilisation, and flavor‑infusion equipment, as well as manufacturers that convert the extracted polysaccharides into bead‑like caviar analogues. Downstream, specialized distributors, foodservice distributors, and retail channels deliver the finished product to restaurants, hotels, and health‑focused consumers. Value is captured through differentiation in texture, flavor, and clean‑label credentials, while regulatory compliance and certification shape market entry. The chain is further supported by data‑analytics firms that monitor harvest yields and quality metrics, enabling producers to align output with demand forecasts.