Tetra Fresh Delica blood worms is a natural food and the alternative to frozen fish food. 16 sachets with blood worms in a nutritious gel enriched with vitamins, trace elements, proteins and fats. Bloodworms are known for their extremely high nutritional content.- nutritional value is up to three times higher than that of frozen food- shelf life of up to two years without cooling- no added preservatives- no water clouding or contamination, the gel is completely absorbed- sterilised packaging process and therefore germ-free- promotes interaction with the fish- enriched with high-quality tuna oil