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{{Sockpuppet|1=Messenger2010|evidence=[[Wikipedia:Requests for checkuser/Case/Messenger2010]]}}
===Protein deficiency from vegetable sources of protein===
Vegetarians could develop a protein deficiency due to the lack of protein quality obtained from vegetable sources for the requirement of protein utilization in humans to meet nitrogen balance daily.<ref name=Researchers>Optimum Sports Nutrition: Your Competitive Edge, A Complete Nutritional Guide For Optimizing Athletic Performance; by Dr. Michael Colgan</ref><ref>[http://www.afpafitness.com/articles/AnimalvsVegetable.htm The Great Animal Versus Vegetable Protein Debate What Is The Best Protein For Muscle Growth?]</ref><ref name=Proteins>[http://www.fao.org/DOCREP/MEETING/004/M2835E/M2835E00.HTM The Use Of Biological Value Of A Protein In Evaluting Its Quality For Human Requirments]</ref><ref>[http://www.unu.edu/Unupress/unupbooks/80129e/80129E00.htm Nutritional Evaluation of Protein Foods]</ref>
Vegetarians believe that balanced health is possilbe without animal sources of protein. However, when an individual is allergic to soy, options are limited. Animals sources of protein are higher quality sources of protein than vegetable sources. Nevertheless, vegetarians must pay special attention to meet protein requirements.
===Vegetarian soy protein concerns===
Soybean [[isoflavones]] (isoflavonoids) [[genistein]] and [[daidzein]] are the primary sources of phytoestrogens in the human diet. Due to this high phytoestrogen content, some studies suggest that soy may not be safe for dietary consumption.<ref>[http://www.menshealth.com/cda/article.do?site=MensHealth&channel=health&category=other.diseases.ailments&conitem=43f999edbbbd201099edbbbd2010cfe793cd____ Soy? Sorry... Tofu burgers are healthier than beef, and 8 other common health "facts" that are false Illustrations by: Nana Rausch, By: Shannon Davis]</ref><ref>PMID 15735098</ref><ref>[http://www.westonaprice.org/soy/phytoestrogens.html The Effects of Antenatal Exposure to Phytoestrogens on Human Male Reproductive and Urogenital Development by Bernard Poggi]</ref><ref>[http://news.bbc.co.uk/2/hi/uk_news/northern_ireland/3513607.stm Soya 'link' to male infertility. The humble soya bean may play a role in the problem of male infertility, a team of researchers in Belfast has found.]</ref><ref>[http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?itool=abstractplus&db=pubmed&cmd=Retrieve&dopt=abstractplus&list_uids=11573864 Ann Pharmacother. 2001 Sep;35(9):1118-21.Effects of soy phytoestrogens genistein and daidzein on breast cancer growth. de Lemos ML. Provincial Systemic Therapy Program, British Columbia Cancer Agency, Vancouver, Canada.]</ref><ref>[http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=pubmed&cmd=Retrieve&dopt=AbstractPlus&list_uids=16985246&query_hl=7&itool=pubmed_docsum J Natl Cancer Inst. 2006 Sep 20;98(18):1275-84.Addressing the soy and breast cancer relationship: review, commentary, and workshop proceedings. Messina M, McCaskill-Stevens W, Lampe JW. Department of Nutrition, School of Public Health, Loma Linda University, Loma Linda, CA, USA]</ref><ref>[http://www.ehponline.org/realfiles/docs/2005/113-5/forum.html ''Read Heading Under:'' '''Sour News for Soy Formula?''']</ref><ref>[http://jn.nutrition.org/cgi/content/full/134/6/1303 Genistein at a Concentration Present in Soy Infant Formula Inhibits Caco-2BBe Cell Proliferation by Causing G2/M Cell Cycle Arrest -- Chen and Donovan 134 (6): 1303 -- Journal of Nutrition]</ref> Additionally, the increased use of soy in western food products brings an increased risk of allergic reactions to products containing the substance.<ref>[http://www.nexusmagazine.com/articles/Soy%20Allergens.html ''Nexus Magazine''] August-September, 2004; The Hidden Dangers of Soy Allergens by Kaayla T. Daniel, PhD, CCN, retrieved September 7, 2006</ref><ref>[http://allergies.about.com/cs/soy/a/aa061499.htm ''about.com''] "Soy Allergy" August 13, 2006, retrieved September 7, 2006</ref><ref>[http://www.aafa.org/display.cfm?id=9&sub=20&cont=522 Soy Allergy] information page. [[Asthma and Allergy Foundation of America]]</ref><ref>[http://www.hc-sc.gc.ca/fn-an/securit/allerg/allergen_soy-soja_e.html Soy - One of the nine most common food allergens] Health Canada: One Of The Nine Most Common Food Allergens</ref> It has been suggested that eating 35+ grams of soy per day (10 grams over the amount recommended by the U.S. [[Food and Drug Administration]]) could be a cause of [[thyroid]] function suppression in healthy adults.<ref>[http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2006/08/13/CMGJKK1BP31.DTL Too Much of a Good Thing? / Controversy rages over the world's most regaled legume]</ref> Research examining the validity of claims regarding soy and health has stated that soy consumption may not have the beneficial health effects claimed by some groups.<ref>{{cite journal | quotes = | last = Sacks | first = FM | authorlink = | coauthors = Lichtenstein A, Van Horn L, et. al | date = | year = 2006 | month = Feb | title = Soy protein, isoflavones, and cardiovascular health: an American Heart Association Science Advisory for professionals from the Nutrition Committee. | journal = Circulation | volume = 113 | issue = 7 | pages = 1034-44 | doi = 10.1161/CIRCULATIONAHA.106.171052 | id = PMID 16418439 | url = http://circ.ahajournals.org/cgi/content/short/113/7/1034 | format = | accessdate = 2006-10-21}}</ref>

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Latest revision as of 04:33, 1 February 2007