Side-by-Side Comparison
Food Additives & E-Numbers
E140: Chlorophyll & Chlorophyllins (Green Color) vs. E330: Citric Acid (Universal Acidulant / Chelator)
Comparing 2 standards across 9 specifications. 8 key differences identified.
Comparing:
E140: Chlorophyll & Chlorophyllins (Green Color)
E330: Citric Acid (Universal Acidulant / Chelator)
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.
E330 (Citric Acid) is a tricarboxylic organic acid produced by industrial fermentation of Aspergillus niger on carbohydrate substrates. INS 330, ADI is Not Limited (Quantum Satis), the single most widely used acidulant, flavor enhancer, and metal chelator on Earth.
Specification Comparison Table
9 Parameters| Parameter / Spec | ||
|---|---|---|
|
E-Number Code
|
E140 | E330 |
|
INS / Codex Number
|
INS 140(i) | INS 330 |
|
Functional Class
|
Food Color (Green) | Acidity Regulator, Acidulant, Sequestrant, Antioxidant Synergist |
|
Acceptable Daily Intake (ADI)
|
Not Limited (Quantum Satis) | Not Limited (Quantum Satis) |
|
Chemical Formula
|
C55H72MgN4O5 (Chlorophyll a) | C6H8O7 (2-hydroxypropane-1,2,3-tricarboxylic acid) |
|
Primary Mechanism
|
Light absorption in red (660nm) and blue (430nm) spectra, reflecting vibrant botanical green | Delivers bright citrus sourness; chelates pro-oxidant metal ions (Fe/Cu); activates pectin gelation |
|
Common Target Foods
|
Pesto, spinach pasta, mint confectionery, olive oil blends, liqueurs | Citrus beverages, candy/confectionery, jams, canned tomatoes, cheese curdling, soft drinks |
|
Dietary Compliance
|
100% Vegan (Plant solvent extraction), Halal, Kosher | 100% Vegan (Aspergillus fungal sugar fermentation), Halal, Kosher |
|
Safety Approval
|
EFSA Authorized / FDA 21 CFR 73.125 | EFSA Authorized / FDA GRAS (21 CFR 184.1033) |
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