Side-by-Side Comparison
Food Additives & E-Numbers
E140: Chlorophyll & Chlorophyllins (Green Color) vs. E170: Calcium Carbonate (Mineral White Color / Anti-Caking)
Comparing 2 standards across 9 specifications. 8 key differences identified.
Comparing:
E140: Chlorophyll & Chlorophyllins (Green Color)
E170: Calcium Carbonate (Mineral White Color / Anti-Caking)
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.
E170 (Calcium Carbonate / CaCO3) is a fine mineral salt mined from limestone or precipitated synthetically. INS 170(i), ADI is Not Limited (Quantum Satis), serving as a white surface colorant, acidity buffer, anti-caking agent, and calcium nutrient fortificant.
Specification Comparison Table
9 Parameters| Parameter / Spec | ||
|---|---|---|
|
E-Number Code
|
E140 | E170 |
|
INS / Codex Number
|
INS 140(i) | INS 170(i) |
|
Functional Class
|
Food Color (Green) | Food Color (White / Opacifier), Anti-Caking, Acidity Regulator, Nutrient |
|
Acceptable Daily Intake (ADI)
|
Not Limited (Quantum Satis) | Not Limited (Quantum Satis) |
|
Chemical Formula
|
C55H72MgN4O5 (Chlorophyll a) | CaCO3 |
|
Primary Mechanism
|
Light absorption in red (660nm) and blue (430nm) spectra, reflecting vibrant botanical green | High refractive index light scattering creating white opacity; neutralizes acids to calcium salts and CO2 |
|
Common Target Foods
|
Pesto, spinach pasta, mint confectionery, olive oil blends, liqueurs | Chewing gum coatings, plant milks (Soy/Almond calcium fortification), baking powders, tablets |
|
Dietary Compliance
|
100% Vegan (Plant solvent extraction), Halal, Kosher | Vegan (Mineral limestone), Halal, Kosher |
|
Safety Approval
|
EFSA Authorized / FDA 21 CFR 73.125 | EFSA Authorized / FDA GRAS (21 CFR 184.1191) |
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