Research

Mixed

Consuming seaweed carries risks of heavy metal and iodine contamination, requiring regulated sourcing and processing to ensure safety.

Be cautious when consuming seaweed due to potential heavy metal and iodine contamination. Choose products from regulated sources that adhere to safety standards and labeling requirements to minimize health risks.

ModerateQualifiesMEDIUM confidence
However, as seaweeds have a great ability to perform bioaccumulation of heavy metals, contaminants, and iodine, the concerns about the consumption of seaweeds are increasing, particularly regarding human health safety.
Adriana Leandro et al. · Life · 2020

Why this rating

Review paper citing regulatory guidelines and safety concerns.

Source

Seaweed’s Bioactive Candidate Compounds to Food Industry and Global Food Security

Adriana Leandro et al. · Life · 2020

DOI 10.3390/life10080140

narrative_reviewCited 207×
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DOI resolved against Crossref · corpus check 2026-06-10

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