Very high and very low protein diets are harmful to muscle and bone health - science studies demonstrate that it is very important to eat vegetable matter such as fruit, leaves, shoots etc to maintain a slightly alkaline chemistry:
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The four cases of dietary acidosisSebastian, regarded at the top researcher in the field of diet-related acidosis, admits that some of the science, at first glance, appears counter-intuitive. For example, acidic and alkaline foods don't usually translate into acid- and alkaline-yielding foods. The distinction is subtle but significant. An acid-yielding food is one that creates a lower, or more acidic, pH. Citrus fruits and tomatoes are acidic, but they have a net alkaline yield once their constituents get to the kidneys.
So if acid foods don't necessarily make for an acid pH, what then happens? Sebastian points to four big issues.
• First, fruits and vegetables are rich in potassium salts, a natural buffer. Eating few of these foods deprives us of potassium, a mineral that protects against hypertension and stroke. According to Cordain's research, humans evolved eating a 10:1 ratio of potassium to sodium, and he regards this ratio as our biological baseline. Today, because of heavily salted processed and fast foods, combined with a low intake of fruits and vegetables, the ratio is now 3:1 in favor of sodium. That reversal, he says, wreaks havoc with pH and our dependency on potassium.
• Second, there has also been a similar reversal in the consumption of naturally occurring bicarbonate (such as potassium bicarbonate) in foods and added chloride (mostly in the form of sodium chloride, or table salt). Bicarbonate is alkaline, where as chloride is acid-yielding. Chloride also constricts blood vessels, and narrows blood vessels reduce circulation, Sebastian says. Because the whole body depends on healthy circulation, vasoconstriction contributes to heart disease, stroke, dementia, and probably every other degenerative disease.
• Third, eating large amounts of animal protein (including meat, fowl, and seafood) releases sulfuric acid though the metabolism of sulfur-containing amino acids, also contributing to greater acidity. This acidic shift can be offset with greater consumption of fruits and vegetables (rich in potassium bicarbonate), but again, most Americans eat these foods sparingly.
• Fourth, grains, such as wheat, rye, and corn, have a net acid-yielding effect, regardless of whether they are in the form of white bread, breakfast cereal, pasta or whole grains. "Grains are the most frequently consumed plant food in the United States," says Sebastian, and account for 65 percent of the plant foods eaten by Americans. "In addition to their acid yield, grains displace more nutritious fruits and vegetables," he adds.
Very Alkaline-Yielding FoodsSpinach
Raisins
Dates
Alkaline-Yielding FoodsApricots
Kiwifruit
Cherries
Bananas
Strawberries
Peaches
Oranges
Lemon juice
Pears
Pineapple
Peaches
Apples
Watermelon
Celery
Carrots
Zucchini
Cauliflower
Broccoli
Green peppers
Cucumber
Tomatoes
Eggplant
Lettuce
Green beans
Onions
Mushrooms
Mineral water
Acid-Yielding FoodsSpaghetti
Corn flakes
While rice
Rye bread
White bread
Whole milk
Lentils
Beef
Pork
Very Acid-Yielding FoodsParmesan cheese
Processed (soft) cheeses
Hard cheeses
Gouda cheese
Cottage cheese
Brown rice
Rolled oats
Whole wheat bread
Peanuts
Walnuts
Salami
Luncheon meat, canned
Liver sausage
Chicken
Cod
Herring
Trout
Eggs"
http://www.freeworldfilmworks.com/ahw-ph2.htmhttp://www.eateco.org/Medical/ProtOsteoporosis.htmhttp://journals.cambridge.org/download.php?file=%2FPNS%2FPNS61_02%2FS0029665102000630a.pdf&code=e04f6f6ebd839810e051a6bcc1b17fc3http://experiencelife.com/article/the-ph-factor/http://www.isaoz.com/Docs/E-pH-NutritionGuideToAcidAlkalineBalance.pdfhttp://www.online-ganoderma.com/page/14235/default.asp