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Nightshade Vegetables

I have recently been asked why I recommend that many people should avoid or minimize nightshade vegetables in their diet. The main nightshade plants we use are potato, tomato, eggplant and bell and hot peppers (and tobacco). Nightshades refer to a group of plants that supposedly do their growth at night but may also refer to the narcotic qualities that these “Solanum” plants have, tobacco being in the same family. The main toxic substances found in nightshades are solanine, glycoalkaloids and alkamines. The greenish color found on many potatoes indicated solanine which is a toxin that is linked to rashes and other skin diseases. Glycoalkaloids cause red blood cells to self-destruct in vitro and alkamines contribute to nervous disorders. These substances have been linked...