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

E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E950: Acesulfame Potassium (Ace-K / 200x Sweetener)

Comparing 2 standards across 11 specifications. 11 key differences identified.

Comparing:
E440: Pectin (Citrus & Apple Jam Gelling Fiber)
E950: Acesulfame Potassium (Ace-K / 200x Sweetener)

E440 (Pectin) is a complex heteropolysaccharide rich in alpha-(1->4)-linked D-galacturonic acid extracted from citrus peels and apple pomace. INS 440, ADI is Not Limited (Quantum Satis), the global gold standard gelling agent for jams, jellies, and fruit spreads.

View full E440: Pectin (Citrus & Apple Jam Gelling Fiber) spec sheet →

E950 (Acesulfame K / Ace-K) is a calorie-free, heat-stable synthetic potassium salt sweetener approximately 200 times sweeter than sucrose. INS 950, ADI is 9 mg/kg bw/day, famous for blending with sucralose and aspartame to produce sugar-identical taste curves.

View full E950: Acesulfame Potassium (Ace-K / 200x Sweetener) spec sheet →

Specification Comparison Table

11 Parameters
Parameter / Spec
E-Number Code
E440 E950
INS / Codex Number
INS 440(i) / 440(ii) INS 950
Functional Class
Gelling Agent, Thickener, Stabilizer, Soluble Fiber Non-Nutritive High-Intensity Sweetener
Acceptable Daily Intake (ADI)
Not Limited (Quantum Satis) 9 mg / kg body weight per day
Primary Mechanism
HM forms junction zones with sugar (Brix > 55%) + acid (pH < 3.5); LM gels with calcium ions (Ca2+) High-affinity agonist for T1R2 + T1R3 sweet taste receptor dimer
Common Target Foods
Fruit jams, marmalades, gummy confectionery, fruit preparations for yogurt, glazes Diet sodas (Coke Zero), sugar-free energy drinks, baked goods, sugar-free chewing gum
Dietary Compliance
100% Vegan (Citrus peel/apple extraction), Halal, Kosher 100% Vegan, Halal, Kosher, Diabetic Safe, Dental Safe (Non-cariogenic)
Safety Approval
EFSA Authorized / FDA GRAS (21 CFR 184.1588) EFSA Authorized / FDA Approved (21 CFR 172.800)
Primary Classes
High Methoxyl Pectin (HM, DE > 50%), Low Methoxyl Pectin (LM, DE < 50%)
Relative Sweetness Index
200x Sucrose
Caloric Value
0.0 kcal / g (Excreted unchanged by kidneys) kcal/g

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Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E270: Lactic Acid (Biological Acidulant) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E282: Calcium Propionate (Bread Anti-Mold) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E290: Carbon Dioxide (Carbonation & MAP Gas) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E300: L-Ascorbic Acid (Vitamin C Antioxidant & Flour Improver) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E306: Tocopherol-Rich Extract (Natural Vitamin E Antioxidant) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E322: Lecithin (Phospholipid Emulsifier & Viscosity Reducer) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E330: Citric Acid (Universal Acidulant / Chelator) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E334: L-Tartaric Acid (Wine & Baking Acidulant) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E338: Phosphoric Acid (Cola Acidulant) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E406: Agar-Agar (Seaweed Hydrocolloid Gel) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E407: Carrageenan (Dairy Stabilizer Hydrocolloid) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E410: Locust Bean Gum (Carob Bean Gum / LBG) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E412: Guar Gum (Cold-Soluble Galactomannan) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E414: Gum Arabic (Acacia Gum Emulsifier) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E415: Xanthan Gum (Pseudoplastic Hydrocolloid Thickener) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E422: Glycerol (Glycerin Humectant & Solvent) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E460: Microcrystalline Cellulose (MCC / Dietary Bulking) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E471: Mono- & Diglycerides of Fatty Acids (Bread Softener) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E500: Sodium Bicarbonate (Baking Soda / Ins 500ii) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E501: Potassium Carbonate (Potash / Alkaline Noodle Salt) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E503: Ammonium Bicarbonate (Baker's Ammonia / Hartshorn) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E509: Calcium Chloride (Firming Agent / Cheese Salt) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E621: Monosodium Glutamate (MSG / Umami Flavor Enhancer) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E627: Disodium Guanylate (GMP Umami Synergist) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E631: Disodium Inosinate (IMP Meat Umami Synergist) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E635: Disodium 5'-Ribonucleotides (I+G Blend) → Compare E440: Pectin (Citrus & Apple Jam Gelling Fiber) vs. E951: 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