The present invention refers to iron bis-glycinate chelate for use in the oral treatment of anemia in celiac patients.In particular, in the solid oral forms the iron bis-glycinate chelate according to the invention is administered at an amount varying from 5 to 200 mg per day (corresponding to from I to 40 mg of iron ion), preferably from 10 to 100 mg per day (i.e. corresponding to from 2 to 20 mg of iron ion).In the semi-solid or liquid forms the iron bis-glycinate chelate according to the invention is administered at an amount varying from 3 to 6 g/100 ml of solution (corresponding to from 6 to 12 mg of iron ion/ml), preferably about 5 g/100 ml of solution (corresponding to 10 mg of iron ion/ml).