Nutrition Nutrition Low Calcium Oxalate (Kidney Stone) Diet Persons prone to forming calcium oxalate stones may be asked by their doctor to cut back on certain foods on this list. Apples, asparagus, beer, beets berries, (e.g., cranberries, strawberries), black pepper, broccoli, cheese, chocolate, cocoa, coffee, cola drinks, collards, figs, grapes, ice cream, milk, oranges, parsley, peanut butter, pineapples, spinach, Swiss chard, rhubarb, tea, turnips, vitamin C, yogurt. Persons should not give up or avoid eating these types of foods without talking to their doctor first. In most cases, these foods can be eaten in limited amounts.