Acids & acidity regulators · Food additive

Potassium sodium tartrate (E337)

Updated October 2, 2026

Potassium sodium tartrate (E337) is a food additive in the “acids & acidity regulators” group. It appears in 36 products in our database, 1 of them sold in the US.

Quick facts

Also known as
E337
E-number
E337
Function
Acids & acidity regulators
Found in
36 products (1 sold in the US)

Foods that commonly contain Potassium sodium tartrate

Candies 0% · 5
Bonbons 0% · 3
Milk chocolate candies 1% · 2
Mixes for jelly desserts 1% · 2
Gummi candies 0% · 2
Chocolate candies 0% · 1
Marmalades 0% · 1
Fruit juices from concentrate 1% · 1

Share of published products in each category whose ingredient list includes Potassium sodium tartrate.

Popular products with Potassium sodium tartrate

Colorado sunrise NOVA 4
Colorado sunrise
Unknown brand · 45 g
333 kcal
0 Fat g
66.7 Sugar g
0 Salt g
per 100 g · 0 g protein
Palm oil free
Délices au Caramel e NOVA 4
Délices au Caramel
Lightbody · 320 g
505 kcal
28 Fat g
40 Sugar g
0.6 Salt g
per 100 g · 5.3 g protein
Vegetarian 5 allergens
Gelatina sabor a Ananás e Côco NOVA 4
Gelatina sabor a Ananás e Côco
Alsa · 42g
17 kcal
0 Fat g
0.2 Sugar g
0.1 Salt g
per 100 g · 0 g protein
Palm oil free
Hořká čokoláda s želé s pomerančovou příchutí, arašídy a rozinkami e NOVA 4
Hořká čokoláda s želé s pomerančovou příchutí, arašídy a rozinkami
fin Carré · 180 g
473 kcal
25.9 Fat g
45.4 Sugar g
0 Salt g
per 100 g · 6.6 g protein
Palm oil freeVegan 2 allergens
Finlandia Marmeladeja e NOVA 4
Finlandia Marmeladeja
Fazer · 260 g
321 kcal
0 Fat g
64 Sugar g
0.2 Salt g
per 100 g · 0 g protein
Candies
Gelatina frutos vermelhos a NOVA 4
Gelatina frutos vermelhos
Alsa · 42 g
19 kcal
0 Fat g
0.2 Sugar g
0.2 Salt g
per 100 g · 0 g protein
Palm oil free 4 allergens
Product 4000521003173 NOVA 4
Product 4000521003173
Dr. Oetker · 1pcs
63 kcal
0 Fat g
15 Sugar g
0.1 Salt g
per 100 g · 0 g protein
Palm oil free
Yoghurt gums e NOVA 4
Yoghurt gums
Katja · 325 g
327 kcal
0.2 Fat g
53 Sugar g
0.5 Salt g
per 100 g · 2.1 g protein
Palm oil freeVegetarian 1 allergen
Vihreitä kuulia suklaapatukka e NOVA 4
Vihreitä kuulia suklaapatukka
Fazer · 18g
365 kcal
7.6 Fat g
58 Sugar g
0.3 Salt g
per 100 g · 1 g protein
Palm oil free 2 allergens
Yoghurt Gums e NOVA 4
Yoghurt Gums
Katja · 295 g
330 kcal
0.2 Fat g
53 Sugar g
0.5 Salt g
per 100 g · 2 g protein
Palm oil freeVegetarian 1 allergen

Potassium sodium tartrate-free alternatives

Popular products from the same categories that don't list Potassium sodium tartrate and score Nutri-Score A–C.

Ice Breakers Cool Mint a NOVA 4
Ice Breakers Cool Mint
Hershey · 42 gr
5 kcal
0 Fat g
0 Sugar g
0 Salt g
per 100 g · 0 g protein
Palm oil free
Sour Blue Raspberry Strips a NOVA 4
Sour Blue Raspberry Strips
Joyride · 3.5 oz
70 kcal
0 Fat g
4 Sugar g
0.2 Salt g
per 100 g · 1 g protein
Palm oil free 1 allergen
Sweet Fish b NOVA 4
Sweet Fish
Smart Sweets
260 kcal
0 Fat g
6 Sugar g
0.5 Salt g
per 100 g · 0 g protein
Palm oil free
Sour Pink Lemonade Strips c NOVA 4
Sour Pink Lemonade Strips
Joyride
219 kcal
0 Fat g
12.5 Sugar g
0.7 Salt g
per 100 g · 3.1 g protein
Palm oil free 1 allergen
Sweet Fish c NOVA 4
Sweet Fish
Smart Sweets
260 kcal
0 Fat g
6 Sugar g
0.5 Salt g
per 100 g · 0 g protein
Palm oil free

How to spot Potassium sodium tartrate on a label

Look for any of these names in the ingredient list:

Potassium sodium tartrateE337

Related additives

Citric acid · E330Sodium citrate · E331Lactic acid · E270Calcium phosphate · E341Phosphoric acid · E338Calcium sulphate · E516 All acids & acidity regulators

Frequently asked questions

What foods contain Potassium sodium tartrate?

In our database, Potassium sodium tartrate most often appears in candies, bonbons, milk chocolate candies and mixes for jelly desserts.

How many products contain Potassium sodium tartrate?

36 published products on Foodmetria list Potassium sodium tartrate, including 1 sold in the United States. Counts come from ingredient lists in Open Food Facts and update daily.

Product data: Open Food Facts (ODbL), updated daily. Additive information is for general education and is not medical advice. Always check the package label. Our methodology.