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Heavy Metal Index

Infant Exposure to Metals through Consumption of Formula Feeding in Mekelle, Ethiopia

Source

This International Journal of Analytical Chemistry research article from Mekelle University School of Pharmacy (Eticha, Afrasa, Kahsay, Gebretsadik) reports atomic absorption spectrometry quantification of Pb, Cd, As, and Cr in infant formulas sold in the Mekelle, Ethiopia retail market.

Page snapshot
Cited by8 pages
Metals measured4
Evidence tierA
Year2018

Overview

This International Journal of Analytical Chemistry research article from Mekelle University School of Pharmacy (Eticha, Afrasa, Kahsay, Gebretsadik) reports atomic absorption spectrometry quantification of Pb, Cd, As, and Cr in infant formulas sold in the Mekelle, Ethiopia retail market. The paper provides per-formula-product concentration data and per-day infant exposure estimates against international reference values. As an Ethiopian-market-specific dataset, it complements the broader U.S. and European infant-formula occurrence literature with sub-Saharan African market context.

Key conclusions

Eticha et al. report measurable Pb, Cd, As, and Cr in Mekelle market infant formula products, with per-day infant exposure estimates against international reference values. Concentrations and exposures generally fell within or near international reference values for most analytes; the paper’s contribution is the geographic broadening of the infant-formula occurrence evidence base.

Limitations

B-tier evidence rating reflects the small Ethiopian-market sample, the AAS rather than ICP-MS analytical platform (no speciation; total Cr rather than Cr-VI; total As rather than iAs), and the limited temporal coverage. The paper is useful as geographic-coverage context but not as primary evidence for HMTc U.S.-or-EU-jurisdictional row distributions.

Implications

  • Certification: Geographic-coverage reference for the global infant-formula heavy-metal occurrence picture. Not suitable for HMTc U.S.-jurisdictional benchmark-pool admission; complements the U.S. and European primary occurrence sources.
  • Courses: Useful for teaching the geographic stratification of infant-formula heavy-metal data.

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Update history

The five most recent substantive edits to this page, classified major (evidence or structure moved), correction (a published value or statement was wrong and has been fixed), or minor (narrative rewritten without changing the underlying evidence). Each description is derived from what the edit did to this page; the linked commit is the authoritative record, routine regeneration passes are excluded, and the full version history lives in git. When DOI minting comes online (see schema docs), each entry below will also link to a version-pinned DataCite DOI.

CommitDateChangeDescription
a8052bb2026-08-09major6 sections added; narrative text revised