Comparing E334 - L(+)-tartaric acid vs E375 - Nicotinic acid

Synonyms
E334
L(+)-tartaric acid
tartaric acid
2‚3-dihydroxybutanedioic acid
2‚3-dihydroxysuccinic acid
threaric acid
racemic acid
uvic acid
paratartaric acid
E375
Nicotinic acid
Niacin
Nicotinamide
Products

Found in 2,434 products

Found in 28 products

Search rank & volume
#1577.7K / mo🇺🇸U.S.
#10149.3K / mo🇺🇸U.S.
Awareness score

×0.46
under-aware

×661.11
over-aware

Search volume over time

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

Interest over time for 4 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. Is it safe to take 500mg of niacin a day?

    500 mg/day of nicotinic acid (niacin) is a drug-level dose that exceeds common upper limits (e.g., 35 mg/day in the U.S.; 10 mg/day for nicotinic acid in the EU), and can cause flushing and liver toxicity—use only under medical supervision.

  2. What is niacin good for?

    As vitamin B3, it supports energy metabolism and nervous system function and is added to foods to prevent deficiency (pellagra); at prescription doses, nicotinic acid can improve blood lipids.

  3. What does niacin do?

    It’s a precursor of NAD and NADP, coenzymes needed for energy production and cellular metabolism; in foods, E375 is used to enrich/fortify to prevent deficiency.

  4. Nicotinamide riboside para que sirve?

    Es una forma de vitamina B3 que eleva los niveles de NAD+ y se usa como suplemento para apoyar el metabolismo energético; no es el aditivo E375 (ácido nicotínico) y la evidencia de beneficios clínicos en personas sanas es limitada.

  5. Is niacin good for you?

    In recommended amounts from diet or fortification, yes—it’s an essential vitamin; high supplemental doses, especially of nicotinic acid, can cause flushing, gastrointestinal upset, and liver effects.