Nutrafin Max Flakes + Freeze Dried Tubifex Worms and Earthworm Meal is a nutritious highly palatable formula naturally coloured by its ingredients in a high value format containing 30 g (1.06 oz) of flake and freeze dried food, a great alternative to frozen food. It can be used as a feeding supplement or as an important part of any staple diet. It also contains multi-vitamins and Advanced Yeast Extract for digestive system support and more for the ulitmate in ornamental fish nutrition.