Fish are considered as a good source of protein, polyunsaturated fatty acids, vitamins, minerals which supports overall health. Owing to its health benefits along with population expansion, demand for fish is steadily increasing. This has led to significant rise in fish farming or aquaculture to meet the growing demand. Currently aquaculture has surpassed capture fisheries in global fish production. In fish production, exogenous hormones are commonly used either for induced breeding to produce seeds or for sex reversal to produce monosex population that exhibits a higher growth rate. These hormones may be natural origin or synthetic in nature. The article discusses the synthetic hormones that are commonly employed in fish production and have become indispensable for aquaculture.