From: A hidden cause of oxalate nephropathy: a case report
Food
mg/100Â g
Tea
1150
Spinach
970
Rhubarb (raw)
805
Cocoa
700
Beet leaves
610
Rhubarb (stewed)
460
Red beetroot
275
Parsley
170
Coffee
100
Potato
80
Cabbage
60
Blackcurrant
50
Tomato
20
Apple
15
Lettuce
12