Infant Formula Powder Soy
Provisional scaffold. This page was created automatically on 2026-05-19 so that an ingested source could route to it. The HMTc taxonomy row, clean/contaminated pairing, primary metals of concern, and detailed scope have not yet been locked. Content below is minimal until a synthesis pass or taxonomy review consolidates the literature for this product class.
Reason: heal-gaps: routing_unresolved entry from source abstract2020-content-dietary-exposure-toxic declared product/infant-formula-powder-soy, no close-slug match
Triggering source: abstract2020-content-dietary-exposure-toxic
Literature scope
The literature corpus for this product class is currently thin. Sources route here as ingest proceeds; once enough sources accumulate, the synthesis pass will populate the Literature Evidence Summary, Source Evidence Inventory, and downstream sections per CLAUDE.md Part 6.
Sources
Auto-generated from source-page frontmatter. The “Used on this page for” column is populated by the orchestrator’s POPULATE-SOURCE-LEGEND action; pending entries appear as *[awaiting synthesis]*.
| # | Citation | Year | Type | Used on this page for |
|---|---|---|---|---|
| 1 | Su et al. 2020. Content and Dietary Exposure Assessment of Toxic Elements in Infant Formulas from the Chinese Market, Foods | 2020 | Peer reviewed journal | Cited reference from Foods |
| 2 | Editor 2019. Manganese Levels in Infant Formula and Young Child Nutritional Beverages in the United States and France, Unknown | 2019 | Journal article | US/FR Mn occurrence in Commercial infant formulas and nutritional beverages marketed in the United States and France (n=Unknown) |
Who this page is for
This provisional page is for readers separating soy-based powdered formula from dairy powder and ready-to-feed formula. The current routed evidence is useful for broad powder-basis toxic-element context and Mn formulation context, but row fit remains provisional because one major source covers infant formulas broadly rather than only soy formula.
Methodology
Powdered soy formula evidence stays powder-basis unless a source reports prepared formula directly. Broad infant-formula surveys can stay visible here as context, but standards use requires soy-specific row fit. Total arsenic and total chromium must remain labeled as tAs and total Cr; they do not substitute for inorganic arsenic or Cr(VI).
Literature Evidence Summary
Literature Evidence Summary
The table below summarizes what the peer-reviewed and government literature cited on this page reports for heavy-metal concentrations in powder infant formula. Values are pulled directly from cited sources without re-aggregation; pooling, percentile selection, and threshold math sit in the staff Standards Workbench rather than this public page.
Methodology rules for speciation, basis preservation, non-detect handling, and source pooling are stated in the Methodology section above and apply to every row below.
| Analyte | Subcategory | Reported concentration range | Detection rate | Applicable regulatory cap | Sources | Confidence | Basis |
|---|---|---|---|---|---|---|---|
| Pb | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| Cd | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| iAs | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| tAs | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| MeHg | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| tHg | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| Ni | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| Al | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| Cr-VI | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
| Sn | powder (no contributing evidence loaded) | No concentration data loaded for this analyte | Sample-level detection rate not reported | No applicable cap loaded | 0 | data gap | Basis not reported |
Source Evidence Inventory
abstract2020-content-dietary-exposure-toxic routes here as a China-market infant-formula powder survey reporting Pb, Cd, total As, and total Cr across 93 products stratified by feeding stage. The source reports low means relative to its cited regulatory comparators, but it does not speciate arsenic or chromium and does not by itself isolate a soy-only distribution.
editor2019-manganese-levels-infant-formula contributes Mn context for formula powders and related child nutrition beverages in US and French markets. Its role on this page is formulation and product-form context, not a complete contaminant screen.
Broad Product Context: Author-Scope Index
Pending: regenerated by tools/evidence/apply-product-broad-context.mjs once broad-scope sources route to this page.
Federal/Regulatory Limits vs Field Findings
Pending: regenerated by tools/apply-product-crosswalk-sections.mjs once applicable_regulations are identified and field-finding evidence is pooled.
Levers to reduce contamination
The current evidence supports soy-specific finished-powder testing rather than extrapolating from all-formula averages. QA panels should preserve total As and total Cr labels while adding inorganic arsenic and Cr(VI) only when methods actually speciate them. Mn should be reviewed as both an ingredient/fortification contribution and a finished-product result.
How standards math uses this page
The percentile arithmetic that informs HMTc thresholds for this product category lives on the staff Standards Workbench (data/workbench/standards/<this-slug>.md). This public page reports literature evidence; the workbench applies the methodology in CLAUDE.md Part 19. The gap between literature evidence and HMTc thresholds is named honestly on the workbench, not hidden.
Historical recalls and enforcement
No soy powdered formula recall or enforcement source is currently routed to this provisional page. Future entries should summarize public regulatory records without turning the section into a brand-comparison surface.
Page history
The five most recent substantive edits to this page. 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.
| Commit | Date | Description |
|---|---|---|
| b0f3d38 | 2026-06-12 | batch | corpus rescreen b04 old terminal skips |