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

E101: Riboflavin (Vitamin B2 Yellow Color) vs. E471: Mono- & Diglycerides of Fatty Acids (Bread Softener)

Comparing 2 standards across 10 specifications. 10 key differences identified.

Comparing:
E101: Riboflavin (Vitamin B2 Yellow Color)
E471: Mono- & Diglycerides of Fatty Acids (Bread Softener)

E101 (Riboflavin / Vitamin B2) is an authorized yellow food colorant and essential micronutrient produced via microbial fermentation of Ashbya gossypii. INS 101(i), ADI is 0.5 mg/kg bw/day, commonly used to fortify cereals and color sauces.

View full E101: Riboflavin (Vitamin B2 Yellow Color) spec sheet →

E471 is an authorized food emulsifier composed of glycerol esterified with one or two fatty acid chains (glycerol monostearate / monooleate). INS 471, ADI is Not Limited (Quantum Satis), globally recognized as the ultimate crumb softener and amylose complexing agent in bakery.

View full E471: Mono- & Diglycerides of Fatty Acids (Bread Softener) spec sheet →

Specification Comparison Table

10 Parameters
Parameter / Spec
E-Number Code
E101 E471
INS / Codex Number
INS 101(i) INS 471
Functional Class
Food Color (Yellow-Orange), Nutrient Fortificant Emulsifier, Anti-Staling Agent, Crumb Softener, Defoamer
Acceptable Daily Intake (ADI)
0.5 mg / kg body weight per day Not Limited (Quantum Satis)
Primary Mechanism
Yellow chromophore acting as precursor to flavin coenzymes (FAD/FMN) Fatty acid chain complexes into helical starch amylose cavity, preventing retrogradation staling
Common Target Foods
Fortified breakfast cereals, baby foods, pasta, dairy desserts, energy drinks Sliced sandwich bread, margarines, ice creams, peanut butter (Prevents oil separation), cake mixes
Dietary Compliance
100% Vegan (Microbial fermentation), Halal, Kosher Vegan (When derived from palm/sunflower oil; animal fat variants must be labeled)
Safety Approval
EFSA Authorized / FDA GRAS (21 CFR 73.450) EFSA Authorized / FDA GRAS (21 CFR 184.1505)
Chemical Formula
C17H20N4O6
Hydrophilic-Lipophilic Balance (HLB)
3.5 – 4.5 (Lipophilic water-in-oil emulsifier)

Other Alternatives to Compare

Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E100: Curcumin (Turmeric Yellow Color) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E140: Chlorophyll & Chlorophyllins (Green Color) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E150a: Plain Caramel (Class I Caramel Color) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E150d: Sulfite Ammonia Caramel (Class IV Caramel) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E160a: Beta-Carotene (Provitamin A Orange Color) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E160c: Paprika Extract (Capsanthin / Capsorubin) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E162: Beetroot Red (Betanin) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E163: Anthocyanins (Grape Skin & Berry Red/Purple) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E170: Calcium Carbonate (Mineral White Color / Anti-Caking) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E200: Sorbic Acid (Antifungal Preservative) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E202: Potassium Sorbate (Soluble Antimicrobial) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E211: Sodium Benzoate (Acid Beverage Preservative) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E220: Sulfur Dioxide (Antioxidant & Wine Preservative) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E224: Potassium Metabisulfite (Campden Salt) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E250: Sodium Nitrite (Curing Salt / Anti-Botulism Preservative) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E251: Sodium Nitrate (Chile Saltpeter / Slow Curing) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E260: Acetic Acid (Vinegar Acidulant / Preservative) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E270: Lactic Acid (Biological Acidulant) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E282: Calcium Propionate (Bread Anti-Mold) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E290: Carbon Dioxide (Carbonation & MAP Gas) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E300: L-Ascorbic Acid (Vitamin C Antioxidant & Flour Improver) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E306: Tocopherol-Rich Extract (Natural Vitamin E Antioxidant) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E322: Lecithin (Phospholipid Emulsifier & Viscosity Reducer) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E330: Citric Acid (Universal Acidulant / Chelator) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E334: L-Tartaric Acid (Wine & Baking Acidulant) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E338: Phosphoric Acid (Cola Acidulant) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E406: Agar-Agar (Seaweed Hydrocolloid Gel) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E407: Carrageenan (Dairy Stabilizer Hydrocolloid) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E410: Locust Bean Gum (Carob Bean Gum / LBG) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E412: Guar Gum (Cold-Soluble Galactomannan) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E414: Gum Arabic (Acacia Gum Emulsifier) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E415: Xanthan Gum (Pseudoplastic Hydrocolloid Thickener) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E422: Glycerol (Glycerin Humectant & Solvent) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E440: Pectin (Citrus & Apple Jam Gelling Fiber) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E460: Microcrystalline Cellulose (MCC / Dietary Bulking) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E500: Sodium Bicarbonate (Baking Soda / Ins 500ii) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E501: Potassium Carbonate (Potash / Alkaline Noodle Salt) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E503: Ammonium Bicarbonate (Baker's Ammonia / Hartshorn) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E509: Calcium Chloride (Firming Agent / Cheese Salt) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E621: Monosodium Glutamate (MSG / Umami Flavor Enhancer) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E627: Disodium Guanylate (GMP Umami Synergist) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E631: Disodium Inosinate (IMP Meat Umami Synergist) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E635: Disodium 5'-Ribonucleotides (I+G Blend) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E950: Acesulfame Potassium (Ace-K / 200x Sweetener) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E951: Aspartame (Dipeptide Sweetener / 200x) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E955: Sucralose (Splenda / 600x Heat-Stable Sweetener) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E960: Steviol Glycosides (Reb-A / Stevia Extract) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E965: Maltitol (Sugar Alcohol / 90% Sweetness) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E967: Xylitol (Birch Sugar / Dental Caries Inhibitor) → Compare E101: Riboflavin (Vitamin B2 Yellow Color) vs. E968: Erythritol (Zero-Calorie Fermented Polyol) →