# item.guide
Side-by-Side Comparison Food Additives & E-Numbers

E140: Chlorophyll & Chlorophyllins (Green Color) vs. E282: Calcium Propionate (Bread Anti-Mold)

Comparing 2 standards across 9 specifications. 8 key differences identified.

Comparing:
E140: Chlorophyll & Chlorophyllins (Green Color)
E282: Calcium Propionate (Bread Anti-Mold)

E140 (Chlorophyll) is the natural magnesium-porphyrin green pigment extracted from grass, alfalfa, and nettles. INS 140(i), ADI is Not Limited (Quantum Satis), utilized to restore vibrant botanical green color to confectionery, oils, and pasta.

View full E140: Chlorophyll & Chlorophyllins (Green Color) spec sheet →

E282 (Calcium Propionate) is the calcium salt of propionic acid, the premier mold and 'rope' bacteria inhibitor in industrial yeast-leavened bakery goods. INS 282, ADI is Not Limited (Quantum Satis), preserving sliced bread for weeks without retarding yeast activity.

View full E282: Calcium Propionate (Bread Anti-Mold) spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
E-Number Code
E140 E282
INS / Codex Number
INS 140(i) INS 282
Functional Class
Food Color (Green) Preservative (Bakery Anti-Mold & Anti-Rope)
Acceptable Daily Intake (ADI)
Not Limited (Quantum Satis) Not Limited (Quantum Satis)
Chemical Formula
C55H72MgN4O5 (Chlorophyll a) Ca(C3H5O2)2
Primary Mechanism
Light absorption in red (660nm) and blue (430nm) spectra, reflecting vibrant botanical green Propionate ion disrupts membrane transport in Penicillium molds and Bacillus mesentericus (rope bacteria)
Common Target Foods
Pesto, spinach pasta, mint confectionery, olive oil blends, liqueurs Commercial sliced white/wheat bread, hamburger buns, tortillas, pita bread
Dietary Compliance
100% Vegan (Plant solvent extraction), Halal, Kosher Vegan, Halal, Kosher
Safety Approval
EFSA Authorized / FDA 21 CFR 73.125 EFSA Authorized / FDA GRAS (21 CFR 184.1221)

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