Rio Frio has been producing caviar since 1955. It is credited with being the world's first certified organic caviar. Rio Frio produces an organic caviar that comes from the naccarii sturgeon, which originate in the southern European region. Rio Frio has produced some of the finest organic caviar that meets the highest standards of sustainability available. The sturgeon are raised in an environment that is conscious to mother nature, while offering the highest quality of caviar. The eggs are a greyish-greenish color with a medium size that is sure to please every caviar aficionado.