Exposure Assessment of Essential and Potentially Toxic Elements (PTEs) from Chia Seeds
2024

Assessing Nutritional and Toxicological Elements in Chia Seeds

Sample size: 20 publication Evidence: moderate

Author Information

Author(s): González-Weller Dailos, Bethencourt-Barbuzano Elena, Siedzik Katarzyna, Paz-Montelongo Soraya, Gutiérrez-Fernández Ángel J., Hardisson Arturo, Alejandro-Vega Samuel, Jáudenes-Marrero Juan R., Rubio Carmen

Primary Institution: Grupo de Investigación en Toxicología Ambiental y Seguridad de los Alimentos y Medicamentos, Universidad de La Laguna

Hypothesis

What are the essential and potentially toxic elements present in chia seeds and their health implications?

Conclusion

Chia seeds provide essential nutrients but also contain potentially toxic elements, with moderate consumption recommended to avoid health risks.

Supporting Evidence

  • Chia seeds are a good source of essential nutrients like protein and omega-3 fatty acids.
  • Organic chia seeds showed higher levels of potentially toxic elements compared to conventional seeds.
  • Moderate consumption of chia seeds (15 g/day) is unlikely to pose health risks.
  • High consumption (50 g/day) may lead to exceeding nutritional reference intakes for some elements.
  • Monitoring and regulation of potentially toxic elements in chia seeds is recommended.

Takeaway

Chia seeds are healthy but can have some bad stuff in them, so it's best to eat them in moderation.

Methodology

20 samples of chia seeds were analyzed for essential and potentially toxic elements using ICP-OES.

Limitations

The chia seeds analyzed may not represent the entire population, and studies in other regions could be necessary.

Statistical Information

P-Value

p = 0.01

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/jox14040098

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