Table 1.

Ergothioneine Content of Various Foods (Data from Ey et al. (2007)).

Food	Ergothioneine (mg/kg wet weight)
Oyster mushrooms	118.91
Garlic	3.11
Pork	1.68
Beef	1.33
Chicken	1.15
Portabella mushrooms	0.93
Wheat bran	0.84
Broccoli	0.24
Onion	0.23
Spinach	0.11
Milk	<0.01
Lentils	<0.01
Green peas	<0.01
Wheat flour (refined)	<0.01
Barley flour (refined)	<0.01