All natural! No artificial colors, flavors, scents, or preservatives. Naturally fortified with Spirulina and beta carotene. Provides essential amino acids, enzymes and vitamins to promote overall health and vigor! Vitamin C naturally preserves freshness. Soft-moist pellet formula-no need to add water! Sun dried alfalfa based (naturally calcium/phosphorus balanced 21) instead of corn ( unbalanced calcium/phosphorus 113). We don't use unnecessary fillers of bake our foods full of air to cut costs! 100% complete money-back guarantee! Food is based on legumes, which is what iguanas eat in the wild!