Making Spinach with Low Oxalate Levels

Dan Specialty Crops

by Sharon Durham, Agricultural Research Service Agricultural Research Service (ARS) scientists identified 8 spinach varieties that have low oxalate levels, which is sometimes linked to better health. Oxalic acid, or “oxalate,” is a naturally occurring plant chemical and in the human diet it’s been linked to kidney stone formation. It also can react with calcium, iron, and other minerals to …