Pharmaceutical and veterinary products based on oils rich in EPA and DHA, of marine or microalgae origin; dietetic substances for medical use based on oils rich in EPA and DHA, of marine or microalgae origin; nutritional supplements for medical used based on oils rich in EPA and DHA, of marine or microalgae origin; ophthalmic preparations based on oils rich in EPA and DHA, of marine or microalgae origin; food supplements for medical use based on oils rich in EPA and DHA, of marine or microalgae origin; food supplements based on oils rich in EPA and DHA, of marine or microalgae origin; food supplements for specialized nutrition, infant nutrition, functional foods, nutraceuticals based on oils rich in EPA and DHA, of marine or microalgae origin; nutritional preparations with omega-3 for medical use based on oils rich in EPA and DHA, of marine or microalgae origin; dietetic additives for medical, paramedical or pharmaceutical use, namely, oils of marine or microalgae origin; microalgae or marine oil preparations for use in food supplements for medical use; food supplements based on oils rich in omega-3 polyunsaturated fatty acids; food supplements based on microalgae or marine oils; nutritional lipids being additives for food products based on oils rich in EPA and DHA, of marine or microalgae origin.