Research

Mixed

Seaweeds are a nutrient-dense, sustainable food source that provides essential macronutrients (proteins, lipids, carbohydrates) and micronutrients (vitamins, minerals) without competing for arable land or freshwater.

Incorporate edible seaweeds (like nori, wakame, or kelp) into your diet to boost nutrient intake sustainably. They are rich in protein, fiber, and essential minerals. Start with small amounts to assess tolerance and ensure products are sourced from regulated suppliers to manage contaminant risks.

ModerateSupportsMEDIUM confidence
Seaweeds have a high nutritional value along with a low caloric input and with the presence of fibers, proteins, omega 3 and 6 unsaturated fatty acids, vitamins, and minerals. ... Seaweed grows, and can be cultivated, in seawater and generally does not compete for arable land and freshwater.
Adriana Leandro et al. · Life · 2020

Why this rating

This is a review paper citing multiple studies; it aggregates evidence rather than presenting new primary clinical trials.

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

This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →