Sera Vipagran with spirulina algae is a radical, new soft granulate made from carefully selected & gently prepared raw ingredients. Because it contains all essential vitamins & trace elements, it is the optimal diet for the most commonly sold fish such as black, molly, platy, guppy, & neon. Stabilized vitamin C strengthens the immune system & resistance against disease. Its soft consistence & water absorption capacity make this food fiercely coveted among fish.