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US GRAS Substances

77 additives

Calcium Carbonate
E170 · Color

White color, also used as anti-caking agent

Titanium Dioxide
E171 · Color

White color. Banned in EU since Aug 2022 due to genotoxicity concerns. Still legal in US

Sorbic Acid
E200 · Preservative

Common preservative

Potassium Sorbate
E202 · Preservative

Widely used preservative

Benzoic Acid
E210 · Preservative

Preservative for acidic foods

Sodium Benzoate
E211 · Preservative

Common preservative. Can form benzene with vitamin C

Propyl p-hydroxybenzoate (Propylparaben)
E216 · Preservative

Banned in EU for food use since 2006. Still used in US cosmetics

Sodium Propyl p-hydroxybenzoate
E217 · Preservative

Banned in EU. Paraben concerns

Sulphur Dioxide
E220 · Preservative

Preservative for wine, dried fruits. Allergen

Nisin
E234 · Preservative

Natural antimicrobial from bacteria

Lactic Acid
E270 · Preservative

Natural acid. Widely used

Calcium Propionate
E282 · Preservative

Common bread preservative

Malic Acid
E296 · Preservative

Natural fruit acid

Ascorbic Acid (Vitamin C)
E300 · Antioxidant

Natural antioxidant

Sodium Ascorbate
E301 · Antioxidant

Vitamin C salt

Tocopherols (Vitamin E)
E306 · Antioxidant

Natural antioxidant

Propyl Gallate
E310 · Antioxidant

Synthetic antioxidant for fats

tert-Butylhydroquinone (TBHQ)
E319 · Antioxidant

Synthetic antioxidant for oils/fats. Some health concerns debated

Butylated Hydroxyanisole (BHA)
E320 · Antioxidant

Synthetic antioxidant. Classified as possible carcinogen by IARC. EU restricts use; more freely used in US

Butylated Hydroxytoluene (BHT)
E321 · Antioxidant

Synthetic antioxidant. Health debate ongoing. EU restricts; US broader use

Lecithins
E322 · Emulsifier

Natural emulsifier from soy or sunflower

Sodium Lactate
E325 · Antioxidant

Acidity regulator

Calcium Lactate
E327 · Antioxidant

Firming agent. Used in molecular gastronomy spherification

Citric Acid
E330 · Antioxidant

Very common natural acid

Sodium Citrate
E331 · Antioxidant

Acidity regulator, emulsifier

Tartaric Acid
E334 · Antioxidant

Natural acid in grapes

Potassium Tartrate (Cream of Tartar)
E336 · Antioxidant

Baking ingredient

Phosphoric Acid
E338 · Antioxidant

Acidity in cola drinks

Rosemary Extract
E392 · Antioxidant

Natural antioxidant from rosemary. Widely used for fats and oils

Alginic Acid
E400 · Thickener

From seaweed

Sodium Alginate
E401 · Thickener

From seaweed. Used in molecular gastronomy

Agar
E406 · Thickener

From seaweed. Vegetarian gelatin alternative

Carrageenan
E407 · Thickener

From seaweed. Some controversy over gut inflammation. EU approved but under review

Locust Bean Gum (Carob Gum)
E410 · Thickener

Natural thickener from carob seeds

Guar Gum
E412 · Thickener

Natural thickener from guar beans

Gum Arabic (Acacia Gum)
E414 · Thickener

Natural from acacia trees

Xanthan Gum
E415 · Thickener

Produced by fermentation. Very common thickener

Sorbitol
E420 · Sweetener

Sugar alcohol. Laxative effect in large amounts

Glycerol
E422 · Humectant

Moisture retainer

Konjac Glucomannan
E425 · Thickener

From konjac root. Banned in jelly mini-cups in EU (choking hazard)

Pectin
E440 · Thickener

Natural from fruit. Used in jams

Diphosphates (Pyrophosphates)
E450 · Emulsifier

Raising agent, emulsifier

Cellulose
E460 · Thickener

Plant fiber. Anti-caking agent

Carboxymethyl Cellulose (CMC)
E466 · Thickener

Very common thickener/stabilizer

Mono- and Diglycerides of Fatty Acids
E471 · Emulsifier

Very common emulsifier in bread, ice cream

DATEM (Diacetyl Tartaric Acid Esters)
E472e · Emulsifier

Bread dough conditioner

Polyglycerol Polyricinoleate (PGPR)
E476 · Emulsifier

Chocolate emulsifier. Replaces cocoa butter

Sodium Stearoyl-2-Lactylate (SSL)
E481 · Emulsifier

Bread dough strengthener

Sodium Carbonates (Baking Soda)
E500 · Raising Agent

Baking soda

Potassium Chloride
E508 · Seasoning

Salt substitute

Calcium Chloride
E509 · Firming Agent

Firming agent for canned vegetables

Calcium Sulphate
E516 · Firming Agent

Tofu coagulant, flour treatment

Sodium Aluminium Phosphate (acidic)
E541 · Raising Agent

Baking powder ingredient. Contains aluminium

Silicon Dioxide (Silica)
E551 · Anti-caking Agent

Anti-caking agent. Nanoparticle concerns being studied

Magnesium Stearate
E572 · Anti-caking Agent

Anti-caking agent. Very common in supplements and tablets

Glucono-delta-lactone (GDL)
E575 · Acidity Regulator

Slow-release acid. Used in tofu, cheese, and cured meats

Glutamic Acid
E620 · Flavor Enhancer

Natural amino acid. Umami taste

Monosodium Glutamate (MSG)
E621 · Flavor Enhancer

Most common flavor enhancer. Safe according to all major food agencies. 'Chinese Restaurant Syndrome' debunked

Disodium Guanylate
E627 · Flavor Enhancer

Often paired with MSG

Disodium Inosinate
E631 · Flavor Enhancer

Often paired with MSG

Disodium 5'-ribonucleotides
E635 · Flavor Enhancer

Common blend. Enhances umami

Dimethylpolysiloxane
E900 · Anti-foaming Agent

Anti-foaming in oils. Also in Silly Putty (fun fact)

Beeswax
E901 · Glazing Agent

Natural wax coating

Carnauba Wax
E903 · Glazing Agent

Natural plant wax. Car wax too

Shellac
E904 · Glazing Agent

From lac bug secretion. Candy coating

L-Cysteine
E920 · Flour Treatment Agent

Amino acid. Can be derived from human hair or duck feathers

Argon
E938 · Packaging Gas

Inert gas

Nitrogen
E941 · Packaging Gas

Inert gas for MAP packaging

Nitrous Oxide
E942 · Propellant

Whipped cream propellant

Propane
E944 · Propellant

Propellant gas

Isomalt
E953 · Sweetener

Sugar alcohol

Steviol Glycosides (Stevia)
E960 · Sweetener

Natural sweetener from stevia plant

Tagatose
E963 · Sweetener

Natural low-calorie sugar. 92% sweetness of sucrose

Erythritol
E968 · Sweetener

Sugar alcohol. Zero calorie. Recent cardiovascular concerns being studied

Quillaia Extract
E999 · Foaming Agent

Natural foaming agent from quillaja bark. Used in soft drinks

Lysozyme
E1105 · Enzyme

Antimicrobial from egg white. Cheese preservation. Allergen (egg)

Propylene Glycol (1,2-Propanediol)
E1520 · Humectant

Common solvent and humectant. Used in flavorings, food colors. Also in e-cigarettes and antifreeze (different grades)