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| Several chapters of Wheat Belly are available online on Google Books if you want to check, but the author did not conduct his test studies by comparing between the new wheat varieties and the ones available 50 years ago, many of which are still available if he had cared, but with different grain such as emmer (farro,) so it just does not look relevant or scientific (he performed the so-called studies on himself, by eating 100g of wheat in the morning and being near vomiting for the next 36 hours.)
I'll call the 3%-50% gluten claim total ruminant manure. The best soft wheat varieties used for bread typically reach 14-15% protein. Maybe they meant the percentage of gluten within the total protein content. Einkorn varieties have been developed to contain 13-22% of proteins, with 0-50% gluten (http://www.growseed.org/Kovac.pdf) although I think in wheat most of the protein is gluten, so that percentage would be higher. Emmer has 22-24% protein, which is much higher than wheat, but supposedly has less gluten. The wild emmer similar to the one harvested over 10,000 years ago has about the same protein content, some even reaching 30% protein.
There was an explosion of wheat varieties in the 80s, and many more since, but the selection process is different across countries, and yet the celiac disease prevalence seems to be similar in the United States and Europe, so I wonder if wheat is really causing it, or if it's not just one facet of the general increase in allergies and autoimmune diseases. It should be easy to check, there must still be some of these old wheat varieties in our seed banks, or some traditional varieties that are still being cultivated unchanged. I am pretty confident though that persons suffering from celiac disease will not support these old varieties either, as symptoms appear even with different types of grain that have low gluten but still contain some.
At least, from all I read about, wheat has not been genetically engineered (yet), all selection like the introduction of the dwarf gene has been performed through cross-pollinating, not test tubes. Still, all this breeding was mostly intended to increase yield and resistance to pests, not for the benefit of human health, so it would be interesting to see a scientific comparison between the old and new varieties and their impact on human health. | |
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