McDougall is the author of 13 best-selling books, notably The Starch Solution, which is one of the top vegan books on Amazon.

When HSO3- is gone, reaction B takes over and I3- and starch immediately react to form the blue complex. and add to boiling water. Allow solution to cool to room temperature and add 0.8gNaHSO3 (sodium ...

The green parts contain chlorophyll and photosynthesise to make starch. The white part of the ... Only the uncovered parts become blue/black with iodine solution, showing the importance of light ...

The triiodide ions are reduced back to iodide by thiosulfate at a much faster rate, until the thiosulfate is consumed. Then the triiodide ions form a blue starch-pentaiodide complex, causing the ...

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