>Do you have many walnuts, almonds, brazils, cashews, hazel etc?
Most 'common' nuts have some nutrients that are negative for kidneys and many are salted (sodium is a top no-no), but I do still eat a fair amount of walnuts. I eat handfuls of honey-roasted peanuts almost daily.
Association Between Frequency of Eating Away-From-Home Meals and Risk of All-Cause and Cause-Specific Mortalityhttps://www.jandonline.org/article/S2212-2672(21)00059-9/fulltextIt goes way beyond calories, fats, & salt. Restaurants use massively pre-processed foods for a start, then they douse their foods with chemicals & additives to increase shelf life and and appearance (phosphorous is used big-time). This is the underlying reason that kidney patients have big problems because of eating out. Grocery stores also spray meats & produce for the same reasons.
Americans Are Addicted to 'Ultra-Processed' Foods, and It's Killing Ushttps://www.newsweek.com/2021/12/17/americans-are-addicted-ultra-processed-foods-its-killing-us-1656977.html"Lab-made creations such as chips, hot dogs, enriched bagels and American cheese have been a staple of the American diet since the 1980s. In recent years, however, the varieties of these foods have multiplied on store shelves and in fast-food restaurants. In 2017 and 2018, they accounted for 57 percent of the calories consumed by the average American—up from 54 percent in 2001 and 2002, according to one study."
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The above Newsweek article is worth a read. Be sure to read the results of Hall's research.