Nascent iodine (dietary supplement) when taken orally, as a gland purifier and cleanser, especially affecting the thyroid, thymus, adrenals, and other ductless glands, and stimulating "the circulation through lungs, heart, liver and kidneys." (3535-1) This reaction upon the glands would create “perfect coordination between the glandular forces of the body” (1933-1) and "build strength to the whole anatomical condition of the body." (1475-1) Another reading stated that "most glands function as machinery would under oil. The iodine being the oil for the gland, see?" (294-130). (the numbers that follow each quote from the readings refer to the reading filing code in the A.R.E. files)
Tincture of iodine by Grossich. He claimed in 1915 that Grossich had been using a liquid akin to Liquor Iodi Fortis, and that it was he, Stretton, who had introduced the method using Tincture of Iodine BP which came to be used across the world. USP Tincture of Iodine is defined in the U.S. National Formulary (NF) as containing in each 100 mL, 1.8 to 2.2 grams of elemental iodine, and 2.1 to 2.6 grams of sodium iodide. Alcohol is 50 mL and the balance is purified water. This "2% free iodine" solution provides about one mg of free iodine per drop. USP