JurassiDiet is THE premium food for hermit crabs. It contains only the highest quality ingredients without low nutritional value fillers (like corn meal). It contains a broad spectrum of all the important components needed in a hermit crab diet: protein, fat, carbohydrates, vitamins and minerals. JurassiDiet is different from other foods on the market because of its nutritional value and palatability. You will see increased growth, appetite, coloration, and vitality in your animal within 1 month of constant usage of JurassiDiet. GUARANTEED. JurassiDiet costs more than other hermit crab foods because of its superior formulation and quality ingredients. Contains no soy, which can interfere with calcium absorption.