Plain Facts for Old and Young by John Harvey Kellogg

25. One very constant peculiarity of such children is their extreme

fondness for unnatural, hurtful, and irritating articles. Nearly all are greatly attached to salt, pepper, spices, cinnamon, cloves, vinegar, mustard, horse-radish, and similar articles, and use them in most inordinate quantities. A boy or girl who is constantly eating cloves or cinnamon, or who will eat salt in quantities without other food, gives good occasion for suspicion.