All products
7

Ingredient · Preservative

calcium propionate

Cleaner · 7/10, higher is cleaner

How we reached this

Calcium propionate — antifungal preservative used in bread + baked goods. FDA GRAS (21 CFR 184.1221). EFSA reaffirmed safety 2014. Mild concern in some pediatric behavior studies but cohort-level signals.

Sources · 1

Products containing this · 4

About this rating

Ratings run 1–10, higher is cleaner, and are set editorially against the sources above — see the methodology page for how an ingredient rating becomes part of a product score. Last reviewed 2026-05-25.