Since the first epidemiological studies, carried out in the '80s, established the protective effect of fish oil against cardiovascular diseases, the interest for fish oil and omega-3 fatty acids has been highly increased as well as the demand of omega-3 enriched products and nutraceuticals. As consequence, the searching of new omega-3 natural sources, the design of competitive fish oil and omega-3 production processes and the development of different strategies for omega-3 incorporation in food products have become important fields of research all over the world. In the last years, the...