Comparing E334 - L(+)-tartaric acid vs E530 - Magnesium oxide

Synonyms
E334
L(+)-tartaric acid
tartaric acid
2‚3-dihydroxybutanedioic acid
2‚3-dihydroxysuccinic acid
threaric acid
racemic acid
uvic acid
paratartaric acid
E530
Magnesium oxide
magnesia
Products

Found in 2,434 products

Found in 40 products

Search rank & volume
#1577.7K / mo🇺🇸U.S.
#1797.1K / mo🇺🇸U.S.
Awareness score

×0.46
under-aware

×315.30
over-aware

Search volume over time

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

Interest over time for 2 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 magnesium oxide good for?

    In foods, E530 is good for keeping powders free‑flowing (anti‑caking) and helping control acidity/alkalinity (pH); it may also serve as a source of magnesium in fortification.

  2. What is magnesium oxide used for?

    As a food additive it’s used in products like table salt, spices, cocoa, and drink or baking mixes to prevent clumping and to adjust pH; it can also supply magnesium in some fortified foods.

  3. What is magnesium oxide 400 mg used for?

    That tablet dose is a dietary supplement, not a food‑additive use; 400 mg MgO provides about 240 mg elemental magnesium and is used to address low magnesium or as an antacid/laxative, though it’s relatively poorly absorbed and can cause diarrhea at high doses.

  4. Is magnesium oxide good for you?

    At the small amounts used in foods, it’s considered safe (permitted in the EU as E530 and GRAS in the U.S.); as a supplement it can help correct deficiency but has lower bioavailability than some forms and high doses may upset the stomach or cause diarrhea.

  5. What does magnesium oxide do?

    In foods it prevents caking and helps stabilize pH, and can contribute magnesium for fortification.