Eczema, Lemon or Vinegar for

"Rub the spots with sliced lemon. This will sometimes relieve the itching. Bathing with vinegar water is better for some as it destroys the germs." The bowels should be kept open, and then constitutional faults removed as the eruption of the skin is but a local manifestation of a functional fault.

Source: Mother's Remedies: Over One Thousand Tried and Tested Remidies from Mothers of the United States and Canada, T. J. Ritter