Evidence map›Paper›PMID 42527687›Full record

ArticleNature food2026

Seafood consumption could help fill nutrition gaps in Brazil.

Maria L X Gallina, Cesar A M M Cordeiro, Linda Eggertsen, Carlos E L Ferreira, Ronaldo B Francini-Filho, Kátia M F Freire, Vinicius J Giglio, Natalia Hanazaki, Guilherme O Longo, Thiago C Mendes and 5 more

Abstract read
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In one paragraph

Article in Nature food, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

15 authors.

Maria L X GallinaMarine Macroecology and Conservation Lab, Universidade Federal de Santa Maria, Santa Maria, Brazil. malugallinaxavier@gmail.com.ORCID http://orcid.org/0000-0002-3922-0751
Cesar A M M CordeiroEnvironmental Science Lab, Universidade Estadual do Norte Fluminense, Campos de Goytacazes, Brazil.ORCID http://orcid.org/0000-0003-4960-4502
Linda EggertsenMarine Macroecology and Conservation Lab, Universidade Federal de Santa Maria, Santa Maria, Brazil.ORCID http://orcid.org/0000-0003-1222-2033
Carlos E L FerreiraReef Systems Ecology and Conservation Lab, Universidade Federal Fluminense, Niterói, Brazil.ORCID http://orcid.org/0000-0002-4311-0491
Ronaldo B Francini-FilhoMarine Biodiversity and Conservation Lab, Centro de Biologia Marinha, Universidade de São Paulo, São Sebastião, Brazil.
Kátia M F FreireFisheries Ecology Lab, Universidade Federal de Sergipe, São Cristóvão, Brazil.ORCID http://orcid.org/0000-0002-6190-3532
Vinicius J GiglioBiodiversity and Conservation in the Anthropocene Lab, Universidade Federal do Oeste do Pará, Oriximiná, Brazil.
Natalia HanazakiHuman Ecology and Ethnobotany Lab, Universidade Federal de Santa Catarina, Florianópolis, Brazil.
Guilherme O LongoMarine Ecology Lab, Universidade Federal do Rio Grande do Norte, Natal, Brazil.ORCID http://orcid.org/0000-0003-2033-7439
Thiago C MendesReef Systems Ecology and Conservation Lab, Universidade Federal Fluminense, Niterói, Brazil.ORCID http://orcid.org/0000-0002-9959-064X
Juan P QuimbayoBioScales Lab, Department of Biology, University of Miami, Miami, FL, USA.ORCID http://orcid.org/0000-0001-5346-3488
Daniele A Vila-NovaIndependent researcher, Recife, Brazil.
Luiza S WaechterBioScales Lab, Department of Biology, University of Miami, Miami, FL, USA.ORCID http://orcid.org/0000-0002-7561-685X
André L LuzaUMR Biodiversité Gènes et Communautés-INRAE, University of Bordeaux, Bordeaux, France.ORCID http://orcid.org/0000-0003-0302-529X
Mariana G BenderMarine Macroecology and Conservation Lab, Universidade Federal de Santa Maria, Santa Maria, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Seafood plays a vital yet underexplored role in addressing nutritional deficiencies in tropical countries. Despite Brazil's vast coastline and marine biodiversity, seafood contribution to human nutrition remains insufficiently quantified. Here we present a nationwide assessment of seafood's nutritional role in Brazil by integrating household-level dietary data (n > 30,000), nutrient composition of protein sources and fisheries statistics. We find that average seafood intake is below recommended levels, at 5.3 kg per capita per year, while nutritional deficiencies, including vitamin A and calcium deficiencies, remain widespread. Projections show that increasing seafood consumption from 6% to 25% of total protein intake could substantially reduce these deficiencies. However, seafood demand exceeds fisheries supply in several states, underscoring the limited potential to increase fishery catches and that targeting seafood consumption based on nutritional value could maximize health benefits. Our findings emphasize the role of marine resources in human nutrition and underscore the need for improved fisheries governance and sustainable seafood policies in Brazil.

Indexed as

DietNutritional StatusSeafoodAnimalsBrazilFisheriesHumansNutritive Value

Identifiers

PMID42527687

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.