Side-by-Side Comparison
Food Additives & E-Numbers
E140: Chlorophyll & Chlorophyllins (Green Color) vs. E290: Carbon Dioxide (Carbonation & MAP Gas)
Comparing 2 standards across 9 specifications. 8 key differences identified.
Comparing:
E140: Chlorophyll & Chlorophyllins (Green Color)
E290: Carbon Dioxide (Carbonation & MAP Gas)
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.
E290 (Carbon Dioxide / CO2) is an authorized food additive functioning as a carbonating gas, modified atmosphere packaging (MAP) preservative, and cryogenic freezing propellant. INS 290, ADI is Not Limited (Quantum Satis).
Specification Comparison Table
9 Parameters| Parameter / Spec | ||
|---|---|---|
|
E-Number Code
|
E140 | E290 |
|
INS / Codex Number
|
INS 140(i) | INS 290 |
|
Functional Class
|
Food Color (Green) | Carbonating Gas, Packaging Gas, Preservative, Propellant |
|
Acceptable Daily Intake (ADI)
|
Not Limited (Quantum Satis) | Not Limited (Quantum Satis) |
|
Chemical Formula
|
C55H72MgN4O5 (Chlorophyll a) | CO2 |
|
Primary Mechanism
|
Light absorption in red (660nm) and blue (430nm) spectra, reflecting vibrant botanical green | Dissolves in water forming carbonic acid (H2CO3) for effervescence; displaces O2 in packaging to block aerobic mold growth |
|
Common Target Foods
|
Pesto, spinach pasta, mint confectionery, olive oil blends, liqueurs | Carbonated soft drinks, sparkling water, beer, champagne, MAP bagged salads, fresh meats |
|
Dietary Compliance
|
100% Vegan (Plant solvent extraction), Halal, Kosher | 100% Vegan, Halal, Kosher |
|
Safety Approval
|
EFSA Authorized / FDA 21 CFR 73.125 | EFSA Authorized / FDA GRAS (21 CFR 184.1240) |
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