This fact sheet provides guidance on purchasing safe seaweed products, emphasizing the importance of understanding food safety risks associated with seaweed, particularly contamination and microbiological hazards. Key tips include choosing dried and heat-treated products to minimize risks, checking the country of origin for potential heavy metal contamination, and understanding the differences in contamination risks among fresh, frozen, and dried seaweed products. Australian-grown seaweed from land-based tanks is highlighted as a safer option due to lower iodine levels.