Comparing E334 - L(+)-tartaric acid vs E340I - Monopotassium phosphate

Synonyms
E334
L(+)-tartaric acid
tartaric acid
2‚3-dihydroxybutanedioic acid
2‚3-dihydroxysuccinic acid
threaric acid
racemic acid
uvic acid
paratartaric acid
E340i
Monopotassium phosphate
Monobasic potassium phosphate
Monopotassium monophosphate
E 340i
E-340i
E340 i
Products

Found in 2,434 products

Found in 811 products

Search rank & volume
#1577.7K / mo🇺🇸U.S.
#2083.5K / mo🇺🇸U.S.
Awareness score

×0.46
under-aware

×0.63
under-aware

Search volume over time

Interest over time for 9 keywords in U.S. during the last 10 years.

Interest over time for 7 keywords in U.S. during the last 10 years.

Popular questions
  1. Is tartaric acid bad for you?

    No—L(+)-tartaric acid (E334) is approved for use in foods (e.g., EU E-number; FDA GRAS) and is considered safe at typical levels; very high intakes may cause stomach upset, and only the L(+)-form is used as an additive.

  2. What is tartaric acid used for?

    It’s used as an acidulant to add sourness and control pH, and as an antioxidant/sequestrant; it also partners with baking soda in leavening and is added to wine to adjust acidity.

  3. How much tartaric acid to add to wine?

    It depends on your must/wine’s pH and titratable acidity—bench trials are essential; as a rule of thumb, 1 g/L tartaric acid raises TA by about 1 g/L and can lower pH by ~0.1–0.3, with typical adjustments in the 0.5–2 g/L range subject to local regulations.

  4. What does tartaric acid do?

    It provides a sharp, tart flavor while regulating acidity, chelating metals, and limiting oxidation; in baking it reacts with sodium bicarbonate to release CO2, and in wine it helps set acid balance and stability.

  5. What foods have tartaric acid?

    It occurs naturally in grapes, wine, and tamarind (also in smaller amounts in some fruits), and as an additive it’s found in soft drinks, candies, jams/jellies, gelatin desserts, and baking powders/cream of tartar.

  1. What is monopotassium phosphate used for?

    In foods (E340i) it’s used as an acidity regulator/buffer, emulsifying and stabilizing salt, humectant and thickener, and as a source of potassium and phosphate.

  2. Is monopotassium phosphate an electrolyte?

    Yes—it's a salt that dissociates into potassium (K+) and phosphate ions in water, so it acts as an electrolyte and is used to adjust mineral content and pH.

  3. What does monopotassium phosphate do to the body?

    It provides potassium and phosphate: potassium supports nerve and muscle function and fluid balance, while phosphate supports energy metabolism (ATP) and bone; normal food levels are safe, but people with kidney disease should avoid excessive intake.

  4. What is potassium phosphate monobasic?

    It’s another name for monopotassium phosphate (KH2PO4), the monobasic salt of phosphoric acid approved as food additive E340i.

  5. Cannabis when to foliar feed with monopotassium phosphate?

    Growers typically apply it as a dilute foliar spray in early bloom or to correct P/K deficiencies, at lights-off or cooler times; avoid spraying buds or late flower to reduce residue and mold risk.