106:, a condition with a poor prognosis at the time. Hay started looking for ways to improve his condition. He first turned to a vegetarian diet and restricted his eating to once a day in the evening. Then he gave up coffee and a few months later he quit smoking tobacco. After three months of the new regimen his weight had dropped from 225 lbs. to 175 lbs. and he noticed improvements in his health. Motivated by this experience, Hay spent the following decade studying
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Currently, the theory that carbohydrate and protein rich foods should be eaten separately is considered "unfounded" because it ignores the fact that carbohydrate rich foods contain significant amounts of protein. Eating protein separately from carbohydrates also tends to cause the body to burn the
133:
The Hay System promoted eating three meals per day with meal one being what the diet considers to be alkaline foods only, meal two composed of what the diet considers to be protein foods with salads, vegetables and fruit, and meal three composed of what the diet considers to be starchy foods with
114:
and food combining in efforts to reduce as he termed it "the vast quantities of acid waste that result from wrong selection and combination of the daily foods". He claimed that fruits and vegetables produced alkaline 'end-products' when they were metabolized, while processed and refined foods
119:
Any carbohydrate foods require alkaline conditions for their complete digestion, so must not be combined with acids of any kind, as sour fruits, because the acid will neutralise. Neither should these be combined with a protein of concentrated sort as these protein foods will excite too much
142:. In this period Hay was criticized in the Journal of the American Medical Society (JAMA) as a food-faddist and separately for advocating that a patient with type 1 diabetes on the Hay diet should stop taking insulin. In 1935, Stewart Baxter showed that the
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resulted in acidic 'end-products' after digestion. His theories went on to encompass food-combining; stating that incorrect combinations of foods would cause even alkaline foods to leave a less desirable acidic digestion end-product.
39:
of the foods.) Acidic foods are not combined with the alkaline ones. Acidic foods are protein rich, such as meat, fish, dairy, etc. Alkaline foods are carbohydrate rich, such as rice, grains and potatoes. It is also known as the
134:
salads, vegetables and sweet fruit; with an interval of 4.0 to 4.5 hours between each meal. The Hay diet was popular in the 1930s and many restaurants offered 'Hay-friendly' menus; followers of his dietary advice, included
150:
protein as an energy source rather than to build muscle. Nevertheless, despite continual criticism over lack of a scientific basis, the Hay diet and its variants, such as the
Kensington diet and the
681:. Ed. and rev. by Rasmus Alsaker, with a special introduction by Oliver Cabana, Jr. First printing, June, 1929; Tenth printing, February, 1933. East Aurora, New York, Sun-Diet Health Foundation.
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secretes digestion enzymes simultaneously regardless of whether the food eaten is carbohydrates or protein, contrary to one of the central propositions of the diet.
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Golay A, Allaz A, Ybarra J, Bianchi P, Saraiva S, Mensi N, Gomis R, de Tonnac N (2000). "Similar weight loss with low-energy food combining or balanced diets".
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In 1905, Hay purported to have had an episode of acute heart failure following a sprint towards a train. As a result he discovered that he had
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A similar theory, called nutripathy, was developed by Gary A. Martin in the 1970s. Others who have promulgated
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35:, and neutral. (Hay's use of these terms does not completely conform to the scientific use, i.e., the
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491:"Logic behind call to avoid certain food combinations is faulty | The San Diego Union-Tribune"
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Gilman, Goldwin Smith
Professor of Human Studies Sander L.; Gilman, Sander L. (2008-01-23).
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365:. "Man Ray now wholehaartedly adopted Dr. Hay's taboos, as he had on earlier occasions..."
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376:"Bureau of Investigation. William Howard Hay. Capitalizing Food Fads and Fantasies"
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674:. With a foreword by William Howard Hay. New York, New York: C. Scribner's sons.
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228:, Committee for Skeptical Inquiry, Skeptical Inquirer, September/October 1995.
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Naturopathy for Self-healing: Nutrition, Life-style, Herbs, Homoeopathy
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in the 1920s. It claims to work by separating food into three groups:
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Calories and
Corsets: A history of dieting over two thousand years
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181:, which found no benefit from the diet in terms of weight loss.
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The Hay Diet Made Easy: A Practical Guide to Food
Combining
32:
23:
is a nutrition method developed by the New York physician
631:
574:"Have these dieters got their combinations in a twist?"
36:
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The food-combining diet has been the subject of one
572:
330:
292:
672:Hay Dieting: Menus and Receipts for All Occasions
469:(3rd ed.). Oxford: Oxford University Press.
120:hydrochloric acid during their stomach digestion.
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670:Boyer, Josephine, and Katherine Cowdin (1934).
707:
328:
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443:, Nutrition: Food Combining, Vol 16, No 2.
407:Journal of the American Medical Association
380:Journal of the American Medical Association
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333:Diets and Dieting: A Cultural Encyclopedia
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521:
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550:"Debunking the Myth of Food Combining"
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154:, remain popular, with actors such as
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634:Int. J. Obes. Relat. Metab. Disord
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466:A dictionary of food and nutrition
276:Hay, William Howard (1932-01-01).
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319:
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1392:
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1114:The Good Carbohydrate Revolution
419:10.1001/jama.1936.02770010021053
392:10.1001/jama.1933.02740080059028
166:following food-combining diets.
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587:from the original on 2022-05-09
542:
522:Foxcroft, Louise (2012-01-05).
483:
456:
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16:Scientifically unsupported diet
605:Habgood, Jackie (2011-01-02).
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226:Mystical Medical Alternativism
218:
1:
1241:Protein-sparing modified fast
721:
252:. Accademia Naz. G. Galilei.
211:
819:Lamb chop and pineapple diet
742:Banana and skimmed milk diet
684:Hay, William Howard (1935).
677:Hay, William Howard (1933).
495:www.sandiegouniontribune.com
293:William Howard Hay (1932) .
7:
313:, "Acid Alkaline Balance".
184:
10:
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1146:Activated charcoal cleanse
248:Costacurta, Luigi (1982).
169:
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1127:
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729:
463:Bender, David A. (2009).
179:randomized clinical trial
995:Slimming for the Million
359:Man Ray: American Artist
1211:Time-restricted feeding
1109:Seed oil misinformation
1040:The Cruise Control Diet
688:. New York: Hay System.
1246:The Fast Way To Health
1191:Fasting mimicking diet
646:10.1038/sj.ijo.0801185
405:"William Howard Hay".
131:
87:
1368:List of food faddists
1342:Very-low-calorie diet
413:(1): 63. 1936-01-04.
127:How to Always Be Well
117:
81:How to Always Be Well
78:
1251:The Last Chance Diet
1206:Intermittent fasting
1186:Enzyme-Catalyst Diet
1166:Chase Dietary Method
1064:High-carbohydrate /
940:Calories Don't Count
164:Catherine Zeta-Jones
1045:Wahls Protocol Diet
945:Drinking Man's Diet
901:Uric-acid free diet
844:Morning banana diet
730:Food-specific diets
49:alkaline-acid diets
1337:The Cambridge Diet
1302:Hip and Thigh Diet
777:Beverly Hills Diet
611:. Souvenir Press.
450:2014-02-14 at the
250:La Nuova Dietetica
235:2017-08-25 at the
152:Beverly Hills Diet
88:
85:William Howard Hay
25:William Howard Hay
1416:
1415:
1363:List of fad diets
1332:Tongue Patch Diet
1307:Immune Power Diet
1231:No Breakfast Plan
1161:Celery juice diet
955:Eat and Grow Thin
814:High-protein diet
767:Egg and wine diet
747:Cabbage soup diet
580:Independent.co.uk
528:. Profile Books.
439:Cardwell, Glenn,
102:) with a dilated
1441:
1406:
1405:
1395:
1394:
1287:Cotton ball diet
1201:Hippocrates Diet
1181:Eliminating Diet
1094:Nutritarian diet
1050:Wheat Belly diet
1025:Strong Medicine
1000:South Beach Diet
960:Hal Huggins diet
935:Bulletproof diet
918:/ high-fat diets
916:Low-carbohydrate
864:Paleolithic diet
839:Monotrophic diet
829:Macrobiotic diet
824:Lectin-free diet
799:Gluten-free diet
716:
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497:. Archived from
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445:available online
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386:(8): 595. 1933.
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363:available online
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315:available online
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230:available online
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156:Elizabeth Hurley
129:
92:Bright's disease
57:Luigi Costacurta
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1351:
1297:Hallelujah Diet
1277:Blood type diet
1265:
1256:Wheatgrass diet
1123:
1119:The Thrive Diet
1059:
1035:The 4-Hour Body
910:
809:Grapefruit diet
725:
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679:Health Via Food
667:
665:Further reading
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452:Wayback Machine
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357:Baldwin, Neil,
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309:Needes, Robin,
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296:Health via Food
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279:Health Via Food
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237:Wayback Machine
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65:Robert O. Young
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1196:Fat Flush Plan
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1129:Detoxification
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1030:Sugar Busters!
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990:Scarsdale diet
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985:Salisbury diet
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980:Montignac diet
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686:Weight Control
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583:. 1998-01-11.
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1074:Engine 2 Diet
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1066:low-fat diets
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1038:
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1020:Stillman diet
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1015:Rosedale diet
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1010:Protein Power
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965:Hamptons Diet
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859:No-Aging Diet
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854:Mushroom diet
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794:Fruitarianism
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737:Alkaline diet
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501:on 2016-08-17
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476:9780199234875
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344:9781135870683
340:
337:. Routledge.
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224:Rasso, Jack,
221:
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206:List of diets
204:
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196:Alkaline diet
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176:peer-reviewed
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125:William Hay,
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26:
22:
1390:
1317:Seed cycling
1312:Maker's Diet
1261:Wigmore diet
930:Banting diet
891:Rhubarb diet
884:Raw veganism
787:Fit for Life
781:
757:Clean eating
685:
678:
671:
640:(4): 492–6.
637:
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589:. Retrieved
578:
553:. Retrieved
544:
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503:. Retrieved
499:the original
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201:Fit for Life
173:
160:Helen Mirren
148:
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96:hypertension
89:
80:
61:D. C. Jarvis
46:
20:
18:
1292:Fletcherism
1282:Budwig diet
1176:Dubrow Diet
1156:Breuss diet
1089:Ornish diet
1005:Pioppi Diet
975:Kordel diet
925:Atkins diet
879:Raw foodism
874:Potato diet
762:Cookie diet
441:The Skeptic
108:naturopathy
83:(1967), by
79:Chart from
53:Edgar Cayce
1423:Categories
1327:Swank diet
1322:Sensa diet
1236:Orthopathy
1171:Detox diet
950:Dukan Diet
869:Pegan diet
804:Grape diet
591:2016-07-23
555:2016-07-23
505:2016-07-23
361:, p. 170.
259:8890359374
212:References
136:Henry Ford
112:orthopathy
1434:Fad diets
1104:Rice diet
1055:Zone diet
896:Superfood
834:Milk diet
723:Fad diets
427:0002-9955
100:nephritis
1397:Category
1378:Quackery
1141:5:2 diet
782:Hay diet
654:10805507
585:Archived
448:Archived
233:Archived
185:See also
144:pancreas
123:—
51:include
29:alkaline
21:Hay Diet
1408:Commons
1356:Related
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