A product of: Cabassi & Giuriati SPA – Italy. Marcus Rohrer Spirulina™. Spirulina is a source of nutrition from nature for a vital life. Spirulina is cultured in a bio-secure environment. Each tablet contains: 300 mg Spirulina pacifica (Spirulina platensis spray dried powder). Contents: 180 tablets. Packaged in Miron glass for optimum protection.