L(+)-tartaric acid (E334)
Updated October 2, 2026
L(+)-tartaric acid (E334) is a food additive in the “antioxidants” group. It appears in 4,874 products in our database, 2,388 of them sold in the US.
Quick facts
- Also known as
- E334
- E-number
- E334
- Function
- Antioxidants
- Found in
- 4,874 products (2,388 sold in the US)
Foods that commonly contain L(+)-tartaric acid
Share of published products in each category whose ingredient list includes L(+)-tartaric acid.
Popular products with L(+)-tartaric acid
e NOVA 4 
e NOVA 4 
b NOVA 4 
e NOVA 4 
NOVA 4 
c NOVA 4 
NOVA 4 
d NOVA 4 
c NOVA 4 
e NOVA 4 L(+)-tartaric acid-free alternatives
Popular products from the same categories that don't list L(+)-tartaric acid and score Nutri-Score A–C.
c NOVA 4 
c NOVA 4 
b NOVA 4 
a NOVA 4 
a NOVA 4 How to spot L(+)-tartaric acid on a label
Look for any of these names in the ingredient list:
Related additives
Frequently asked questions
What foods contain L(+)-tartaric acid?
In our database, L(+)-tartaric acid most often appears in confectioneries, groceries, candies and sodas.
How many products contain L(+)-tartaric acid?
4,874 published products on Foodmetria list L(+)-tartaric acid, including 2,388 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.