Is milk chocolate high in oxalate?
B
No. Low, 6.9 mg per 1.5 oz bar
Range 6.9 to 6.9 mg across 1 study, 42 g serving
0 mg50 mg = a day60 mg+
Milk chocolate is low in oxalate: about 6.9 mg per 1.5 oz bar, which is 14% of the 50 mg a day many stone clinics aim for.
Where this number comes from
Each row is one published measurement, converted to a 42 g serving (1.5 oz bar). The grade and the range use the rows prepared the way the serving is eaten, and take the middle. How the grades work.
| Per serving | Per 100 g | Preparation | Source |
|---|---|---|---|
| 6.9 mg | 16.5 mg | candies | Harvard T.H, 2023 |
By Oliver Silen · Data checked November 2, 2026 · Not medical advice