Top foods ranked by Ergothioneine content per 100 g. Data from USDA FoodData Central.
| # | Food | Per 100 g | Category | |
|---|---|---|---|---|
| 1 | Enoki Mushrooms | 25.8 mg | Vegetables and Vegetable Products | |
| 2 | King Oyster Mushrooms | 23.6 mg | Vegetables and Vegetable Products | |
| 3 | Pioppini Mushrooms | 23.2 mg | Vegetables and Vegetable Products | |
| 4 | Lion's Mane Mushrooms | 17.2 mg | Vegetables and Vegetable Products | |
| 5 | Oyster Mushrooms | 14.0 mg | Vegetables and Vegetable Products | |
| 6 | Shiitake Mushrooms | 11.1 mg | Vegetables and Vegetable Products | |
| 7 | Beech Mushrooms | 5.4 mg | Vegetables and Vegetable Products | |
| 8 | White Button Mushrooms | 4.3 mg | Vegetables and Vegetable Products | |
| 9 | Portabella Mushrooms | 2.3 mg | Vegetables and Vegetable Products | |
| 10 | Maitake Mushrooms | 2.3 mg | Vegetables and Vegetable Products | |
| 11 | Crimini Mushrooms | 1.3 mg | Vegetables and Vegetable Products |