Nutraceuticals are not foods or drugs, but rather supplements that are added to food to provide additional nutritional and physiological benefits. Though nutraceutical components have minor effects, their inclusion in the diet on a regular basis can have significant and long-term health advantages. A revived interest in seaweeds has resulted from a global desire for extra and sustainable biomass for the synthesis of key metabolites with nutraceutical potential. Seaweeds have been used in Asian locations since ancient times, and they have recently been shown to offer a variety of medicinal properties. Seaweeds are high in a variety of nutritious components as well as metabolites with medicinal capabilities. Total protein from terrestrial plants such as soybean and wheat has been shown to cause allergy reactions when consumed. As a result, seaweed proteins are a viable source for the food industry. Overall, seaweeds are high in polyunsaturated fatty acids (PUFAs), metabolites, proteins, sulfated polysaccharides, vitamins, and minerals, all of which are involved in various bioactivities.effects and minimal or no side effects. Nutraceutical with reference to functional food has a major market potential in health-related sector and acting against various diseases and treatments. It has emerged as an alternative to modern medicine maintaining quality of life.
