Ingredient · E336(i)

Potassium Hydrogen Tartrate

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Source
Not animal-derived
Allergen
No
Role in food
It is commonly used as a leavening agent in baking, often in combination with …

What it is

Potassium hydrogen tartrate is a salt of tartaric acid, a naturally occurring compound found in grapes. It is a byproduct of winemaking, often appearing as a crystalline deposit in wine barrels. It is purified and processed for use in food products.

Why it's used

It is commonly used as a leavening agent in baking, often in combination with baking soda, to help baked goods rise. It also acts as a stabilizer in egg whites and can prevent sugar crystallization in icings and candies. It is found in cookies, cakes, and baking mixes.

Health notes

Potassium hydrogen tartrate is generally recognized as safe (GRAS) by the U.S. Food and Drug Administration (FDA) for use in food. It is a source of potassium. International bodies like JECFA have evaluated it. It is not associated with significant health concerns when consumed in typical amounts found in food.

Allergen info

Potassium hydrogen tartrate is not derived from any of the nine FDA major allergens. It does not contain gluten.

Products containing Potassium Hydrogen Tartrate

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BOURBON Bourbon, Torte Cookies Cookies & Biscuits High in saturated fat — 20% DV per serving 500kcal 6.7Protein 23.3Fat 66.7Carbs CHEF'S CUPBOARD Parmesan Garlic Chicken Coating Mix, Parmesan Garlic Bread & Muffin Mixes 375kcal 0Protein 0Fat 62.5Carbs Greyston Bakery Snicker Doodle Blondie Cookies & Biscuits High in saturated fat — 45% DV per serving High in cholesterol — 28% DV per serving 437kcal 4.2Protein 19.7Fat 59.1Carbs Dierberg's Markets, Inc. Crazy Good Snickerdoodle Crusts & Dough 339kcal 3.6Protein 16.8Fat 57.1Carbs Genji, Inc. 12Pc Shrimp Temp Kabuki Roll, Shrimp Temp Kabuki Sushi High in sodium — 63% DV per serving High in cholesterol — 22% DV per serving 181kcal 5.2Protein 4.2Fat 32.3Carbs Troyer Dist. Co. Cinnamon Swirl Popcorn, Cinnamon Swirl Popcorn, Peanuts, Seeds & Related Snacks High in saturated fat — 20% DV per serving High in added sugars — 38% DV per serving 500kcal 3.3Protein 20Fat 80Carbs Buffalo Coating & Seasoning Mix, Buffalo Wal-Mart Stores, Inc. Buffalo Coating & Seasoning Mix, Buffalo Seasoning Mixes, Salts, Marinades & Tenderizers 375kcal 0Protein 0Fat 75Carbs Garlic Parmesan Coating & Seasoning Mix, Garlic Parmesan Wal-Mart Stores, Inc. Garlic Parmesan Coating & Seasoning Mix, Garlic Parmesan Seasoning Mixes, Salts, Marinades & Tenderizers 375kcal 0Protein 0Fat 62.5Carbs Bektrom Foods, Inc Sugar Premium Rich Cookie Mix, Sugar Cake, Cookie & Cupcake Mixes 417kcal 4.2Protein 12.5Fat 75Carbs
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Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.