Tag: Seaweed heavy metals

According to a 2023 review, consumption of seaweed can bring numerous health benefits, but also potential risks associated with excessive intake. While a staple in many cuisines, particularly in Asia, its high concentration of certain nutrients and minerals means that consuming it daily requires careful consideration. Understanding the right balance is key to reaping the rewards without the drawbacks.

According to a 2024 study published in *Nature*, eating seaweed can significantly increase urinary iodine and arsenic levels, especially with higher-iodine varieties. Understanding how much dried seaweed is safe to eat requires careful consideration of its mineral and potential contaminant content, which varies dramatically by species and harvest location.

According to a 2024 review, some seaweed species contain elevated levels of heavy metals like arsenic and cadmium, highlighting the importance of understanding which seaweed should be avoided. While often celebrated for its nutrient density, certain varieties can pose risks due to excessive iodine, harmful toxins, and environmental pollutants.