Additive

E503ii — Ammonium hydrogen carbonate · page 2

E503ii (Ammonium hydrogen carbonate) appears in the ingredient lists of 712 products sold in the United Kingdom.

712products with a complete record
3%rated A or B on Nutri-Score
26.4 gsugars per 100 g (median)
0.61 gsalt per 100 g (median)

Nutri-Score

How rated products spread
A 1%B 2%C 7%D 16%E 74%

592 rated products

Median values

Per 100 g, across all 712 products
Energy473 kcal
Sugars26.4 g
Saturates10.1 g
Salt0.61 g

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 73.85, 184.1135.

Technical effects listed by the FDA: dough strengthener, leavening agent, ph control agent, texturizer

The inventory is a partial list, and a listing is not an FDA approval of every use; the regulations set the permitted uses.

U.S. Food and Drug Administration, Substances Added to Food (updated 9/8/2026), public domain · CAS 1066-33-7 via Wikidata (CC0)

Products

712 products, most viewed first · page 2 of 15.

Cheese Oatcakes, nairn's
Cheese Oatcakesnairn's · 180 g14 scansE
Ritz Cheese Flavour, Nestle
Ritz Cheese FlavourNestle14 scansD
Jacob’s Sour Cream & Chive Cracker Crisps, Jacobs
Jacob’s Sour Cream & Chive Cracker CrispsJacobs14 scansD
OATIES, TESCO
OATIESTESCO14 scansD
Kellogs protein imp, Kellogg's
Kellogs protein impKellogg's14 scansA
BOURBON CREAMS, TESCO
BOURBON CREAMSTESCO · 296 g14 scansE
4 Traditional Black Pudding Slices, The Bury Black Pudding Co.
4 Traditional Black Pudding SlicesThe Bury Black Pudding Co. · 230 g14 scansC
Sugar free ZERO Choc chip cookies, Gullón
Sugar free ZERO Choc chip cookiesGullón14 scansD
Danish Butter Cookies, Royal Dansk
Danish Butter CookiesRoyal Dansk · 340 g13 scansE
Custard Creams, Tesco
Custard CreamsTesco · 400 g13 scansE
Mini Cheddars, Jacob's
Mini CheddarsJacob's13 scansE
Fruit Slices Raspberry, Go Ahead
Fruit Slices RaspberryGo Ahead · 174 g13 scansC
mcvities hobnobs dark, McVitie's
mcvities hobnobs darkMcVitie's · 262 g13 scansE
Hobnobs the Oaty One, McVities
Hobnobs the Oaty OneMcVities · 431g13 scansE
Digestives Dark Chocolate, McVitie's
Digestives Dark ChocolateMcVitie's · 433 g13 scansE
McVitie's Gold, McVitie's
McVitie's GoldMcVitie's · 125g bars x 713 scansE
Choc Chunk Cookies Milk Chocolate, Fox's
Choc Chunk Cookies Milk ChocolateFox's · 180 g13 scansE
24 Crispy Nuggets, Quorn
24 Crispy NuggetsQuorn · 476g13 scansB
Digestive, Tesco
DigestiveTesco · 400g13 scansE
Tim Tam, Arnott’s
Tim TamArnott’s · 163g13 scansE
No pork sausage rolls, Saintsbury
No pork sausage rollsSaintsbury · 24 oz12 scansC
strawberry yogurt breaks, Go Ahead
strawberry yogurt breaksGo Ahead · 142 g12 scansE
Digestives Milk Chocolate, McVitie's
Digestives Milk ChocolateMcVitie's · 433g12 scansE
Penguin Biscuit Bar, McVitie's
Penguin Biscuit BarMcVitie's · 24.6 g12 scansE
Wheat Crackers, Tesco
Wheat CrackersTesco12 scansD
Crunchy Golden Clusters, Special K
Crunchy Golden ClustersSpecial K12 scansD
Snack Latte, Balconi
Snack LatteBalconi · 280 g12 scansE
Ciocko sticks, Schär
Ciocko sticksSchär · 150 g12 scansE
P'TIT MATIN (Avena), Schär
P'TIT MATIN (Avena)Schär · 130 g12 scansE
Zeroh, Gullón
ZerohGullón · 1 l12 scansC
Stem Ginger Oat Biscuit Breaks, Nairn's
Stem Ginger Oat Biscuit BreaksNairn's · 160 g11 scansE
Choice Grain Multigrain Crackers, Jacobs
Choice Grain Multigrain CrackersJacobs11 scansD
TUC Cheese Sandwich, Tuc
TUC Cheese SandwichTuc11 scansE
Tasties, McVitie's
TastiesMcVitie's11 scansE
Jaffa Cakes The Original Twin Pack, McVitie's
Jaffa Cakes The Original Twin PackMcVitie's · 20 cakes11 scansE
slow roasted chicken bites, FRIDGE RAIDERS
slow roasted chicken bitesFRIDGE RAIDERS11 scansA
Rich Tea Biscuit, Tesco
Rich Tea BiscuitTesco · 300g11 scansD
Breakfast Biscuits Yogurt Crunch Live Yogurt 5 Packs, Belvita
Breakfast Biscuits Yogurt Crunch Live Yogurt 5 PacksBelvita · 253 g11 scansD
Falafels, Sainsbury’s Plant Pioneers
FalafelsSainsbury’s Plant Pioneers · 180g10 scansD
Sweet potato falafels, Sainsbury's
Sweet potato falafelsSainsbury's · 144g10 scansA
Border Biscuits 100 Luxury Mini Packs 5 Varieties Case of 100, Border
Border Biscuits 100 Luxury Mini Packs 5 Varieties Case of 100Border · 30 g10 scansB
Clubs Cracker, Lorenz
Clubs CrackerLorenz · 200g10 scansD
Toasting Waffles, McVitie's
Toasting WafflesMcVitie's · 200g10 scansE
Melts Italian Herb Flavour, Carr's
Melts Italian Herb FlavourCarr's · 150g10 scansE
Cheddar & Smoked Paprika Mini Cheddars, Jacob's
Cheddar & Smoked Paprika Mini CheddarsJacob's · 240 g10 scansC
Crawfords Cheese Savouries, Crawfords
Crawfords Cheese SavouriesCrawfords · 250g10 scansE
Party Rings Minis 6 x, Fox's
Party Rings Minis 6 xFox's · 6X21g10 scansE
Fig Rolls, Tesco
Fig RollsTesco · 200 g10 scansE

Source: Open Food Facts export of 1 November 2026, ODbL · Shelfpedia calculations (medians, distributions).