Is bran muffin high in oxalate?
B
No. Low, 9 mg per 1 muffin
Range 9 to 9 mg across 1 study, 113 g serving
0 mg50 mg = a day60 mg+
Bran muffin is low in oxalate: about 9 mg per 1 muffin, which is 18% 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 113 g serving (1 muffin). 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 |
|---|---|---|---|
| 9 mg | 7.96 mg | Muffin | Harvard T.H, 2023 |
By Oliver Silen · Data checked November 2, 2026 · Not medical advice