Castor oil (E1503)
Updated October 2, 2026
Castor oil (E1503) is a food additive in the “other additives” group. It appears in 29 products in our database, 25 of them sold in the US.
Quick facts
- Also known as
- E1503
- E-number
- E1503
- Function
- Other additives
- Found in
- 29 products (25 sold in the US)
Foods that commonly contain Castor oil
Share of published products in each category whose ingredient list includes Castor oil.
Popular products with Castor oil
NOVA 4 
NOVA 4 
e NOVA 4 
e NOVA 4 
NOVA 1 
NOVA 4 
NOVA 4 
NOVA 4 
d NOVA 4 
e NOVA 4 How to spot Castor oil on a label
Look for any of these names in the ingredient list:
Related additives
Frequently asked questions
What foods contain Castor oil?
In our database, Castor oil most often appears in sunscreen, dietary supplements, cheese spreads and candies.
How many products contain Castor oil?
29 published products on Foodmetria list Castor oil, including 25 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.