A surge in demand for alternative protein sources has propelled the fish protein isolate market forward. Health-conscious consumers are opting for ocean-derived options over traditional meat proteins. Advances in hydrolysis techniques preserve essential nutrients, making these isolates ideal for metabolic support, clinical recovery, and geriatric dietary plans. The industry benefits from waste-to-value transformations of filleting residues, boosting sustainability metrics. Cold chain logistics advancements enable broader product accessibility. Consumer education about marine bioactives is improving uptake in developing markets. Clinical endorsements and pilot studies on bioavailability are fostering research-backed endorsements. The market also supports allergen-free, keto-compatible, and paleo-friendly product launches.