Seaweed supplements have become increasingly popular due to their rich nutritional profile and health benefits. Packed with essential vitamins, minerals, antioxidants, and iodine, seaweed supplements support thyroid health, improve gut function, and boost immune systems. In aquaculture, seaweed supplements are used as a nutritious feed additive, promoting fish growth and enhancing the quality of aquaculture products. Additionally, these supplements can help reduce the reliance on synthetic additives in animal feed. With rising demand, the sustainable cultivation and harvesting of seaweed have become critical, offering economic and environmental benefits and enhancing food security globally.