{"id":7678,"date":"2018-11-29T10:55:12","date_gmt":"2018-11-29T10:55:12","guid":{"rendered":"https:\/\/www.deficitdao.org\/que-es\/"},"modified":"2019-01-11T19:01:04","modified_gmt":"2019-01-11T19:01:04","slug":"what-is","status":"publish","type":"page","link":"https:\/\/www.deficitdao.org\/en\/dao-deficiency\/what-is\/","title":{"rendered":"What is DAO deficiency?"},"content":{"rendered":"<p>[vc_row heading_color=&#8221;light&#8221; bg_type=&#8221;hosted_video&#8221; bg_video_type=&#8221;normal&#8221; bg_video_device=&#8221;yes&#8221; header_feature=&#8221;yes&#8221; bg_video_mp4=&#8221;https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/Atoms-5205-1.mp4&#8243; padding_top=&#8221;150&#8243; padding_bottom=&#8221;150&#8243;][vc_column width=&#8221;1\/2&#8243;]<h1 class=\"grve-element grve-align-center grve-title-line grve-h1\" style=\"\"><span>What is DAO deficiency?<\/span><\/h1>[\/vc_column][vc_column width=&#8221;1\/2&#8243;]<div class=\"grve-element grve-image grve-align-center\" style=\"\"><img loading=\"lazy\" decoding=\"async\" width=\"904\" height=\"293\" src=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/logo-con-prolongaciones-de-ciencia-sociedad-e-industria-en-blanco-904x293-1.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/logo-con-prolongaciones-de-ciencia-sociedad-e-industria-en-blanco-904x293-1.png 1x,https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/logo-con-prolongaciones-de-ciencia-sociedad-e-industria-en-blanco-1808x586-retina-1.png 2x\" \/><\/div>[\/vc_column][\/vc_row][vc_row heading_color=&#8221;dark&#8221; bg_type=&#8221;image&#8221; bg_image=&#8221;5856&#8243; bg_image_type=&#8221;parallax&#8221; header_feature=&#8221;yes&#8221; footer_feature=&#8221;yes&#8221; padding_top=&#8221;150&#8243; font_color=&#8221;#000000&#8243;][vc_column width=&#8221;2\/3&#8243;][vc_column_text css=&#8221;.vc_custom_1545402122430{margin-bottom: 30px !important;padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;background-image: url(https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/blanco-al-61.png?id=8864) !important;border-radius: 35px !important;}&#8221;]<strong>DAO Deficiency<\/strong>\u00a0is an alteration in the metabolism of food histamine that appears when Diamine Oxidase (DAO) enzyme activity is low. In other words, when for some reason there is a significant deficiency in the functional activity of the main enzyme in the metabolism of histamine.<\/p>\n<p>The\u00a0<strong>imbalance between ingested histamine and the histamine released from the histamine storage cells<\/strong>, and the capacity for histamine degradation, leads to histamine accumulation in plasma. It triggers the occurrence of adverse effects on health.[\/vc_column_text]<div class=\"grve-element grve-image grve-align-center\" style=\"margin-bottom: 30px;\"><img loading=\"lazy\" decoding=\"async\" width=\"830\" height=\"448\" src=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/dao-e-histamina-830x448-en.png\" class=\"attachment-large size-large\" alt=\"dao and histamine dao deficiency\" srcset=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/dao-e-histamina-830x448-en.png 830w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/dao-e-histamina-830x448-en-300x162.png 300w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/dao-e-histamina-830x448-en-768x415.png 768w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/dao-e-histamina-830x448-en-600x324.png 600w\" sizes=\"auto, (max-width: 830px) 100vw, 830px\" \/><\/div><div class=\"grve-element grve-align-center\"><a class=\"grve-btn grve-btn-large grve-extra-round grve-bg-primary-1\" href=\"https:\/\/www.deficitdao.org\/en\/origin-of-dao-deficiency\/\" target=\"_self\" style=\"margin-bottom: 50px;\"><span>Discover the origin of the DAO deficiency<\/span><\/a><\/div><h3 class=\"grve-element grve-align-left grve-title-no-line grve-h3\" style=\"margin-bottom: 20px;\"><span>Adverse effects of DAO Deficiency<\/span><\/h3>[vc_column_text css=&#8221;.vc_custom_1545402528572{padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;background-image: url(https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/blanco-al-61.png?id=8864) !important;border-radius: 35px !important;}&#8221;]<\/p>\n<div class=\"grve-element grve-text\">\n<p><strong>In healthy people,<\/strong> histamine taken with food is degraded quickly by Diamine Oxidase (DAO) enzyme, but people with low functional DAO activity have the risk of suffering histamine intolerance or food histaminosis.<\/p>\n<p>Unlike food allergy, the <strong>occurrence of symptoms or adverse effects<\/strong> is not linked to the intake of specific food; not only can it be related to a wide variety of food with different histamine contents, symptoms can also occur even after the ingestion of products with low histamine levels. This imposed considerable difficulty when establishing a maximum tolerable dose; in fact, there is no clear consensus on this value.<\/p>\n<p><strong>Values that range from 50mg of histamine<\/strong> (in one serving of wine, 125ml, for example) to 60-75mg, prior pure histamine administration, have been listed as <strong>triggers of DAO Deficiency symptoms.<\/strong><\/p>\n<\/div>\n<p>[\/vc_column_text]<div class=\"grve-element grve-image grve-align-center\" style=\"margin-bottom: 30px;\"><img loading=\"lazy\" decoding=\"async\" width=\"943\" height=\"755\" src=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2019\/01\/4.1.efectos-adversos-943x755-en.png\" class=\"attachment-full size-full\" alt=\"adverse effects of ao deficiency: migraine, headaches, fibromyalgia, bowel itable syndrome, asthma\" srcset=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2019\/01\/4.1.efectos-adversos-943x755-en.png 943w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2019\/01\/4.1.efectos-adversos-943x755-en-300x240.png 300w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2019\/01\/4.1.efectos-adversos-943x755-en-768x615.png 768w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2019\/01\/4.1.efectos-adversos-943x755-en-600x480.png 600w\" sizes=\"auto, (max-width: 943px) 100vw, 943px\" \/><\/div>[vc_column_text css=&#8221;.vc_custom_1545402561532{padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;background-image: url(https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/blanco-al-61.png?id=8864) !important;border-radius: 35px !important;}&#8221;]Due to the wide variety of symptoms derived from DAO Deficiency, which represent chronic pathologies with a high prevalence in population, immediate research and advances on its origin and possible treatments are required.<\/p>\n<p>It is not necessary for all symptoms to manifest, although most patients with low functional DAO activity present an average of three of those symptoms, being migraine the prevalent one.<\/p>\n<p><strong>20% of patients experience 1 or 2 of these associated symptoms, 41.3% of patients experience 3 or 4 of these symptoms and 33.8% present more than 5.<\/strong>[\/vc_column_text]<h3 class=\"grve-element grve-align-left grve-title-no-line grve-h3\" style=\"margin-bottom: 20px;\"><span>The most frequent symptoms derived from DAO Deficiency<\/span><\/h3>[vc_column_text css=&#8221;.vc_custom_1545402443146{margin-bottom: 50px !important;padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;background-image: url(https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/blanco-al-61.png?id=8864) !important;border-radius: 35px !important;}&#8221;]<\/p>\n<p style=\"text-align: center;\">Migraine and other vascular headaches.<\/p>\n<p style=\"text-align: center;\">Gastrointestinal disorders, especially those associated with irritable bowel syndrome, such as constipation, diarrhea, satiety, flatulence or swollen feeling.<\/p>\n<p style=\"text-align: center;\">Dermatological disorders such as dry skin, atopy or psoriasis.<\/p>\n<p style=\"text-align: center;\">Soft-tissue pains usually diagnosed as fibromyalgia<\/p>\n<p style=\"text-align: center;\">Chronic fatigue<\/p>\n<p style=\"text-align: center;\">In childhood and adolescence, DAO deficiency has been linked to attention deficit and hyperactivity disorder (ADHD).<\/p>\n<p>[\/vc_column_text]<div class=\"grve-element grve-image grve-align-center\" style=\"\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"928\" src=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/s\u00edntomas-deficiencia-Dao-1.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/s\u00edntomas-deficiencia-Dao-1.png 1x,https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/s\u00edntomas-deficiencia-Dao-1-retina.png 2x\" \/><\/div><h3 class=\"grve-element grve-align-left grve-title-no-line grve-h3\" style=\"margin-bottom: 20px;\"><span>Histamine route within the organism<\/span><\/h3>[vc_column_text css=&#8221;.vc_custom_1545402597898{padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;background-image: url(https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/12\/blanco-al-61.png?id=8864) !important;border-radius: 35px !important;}&#8221;]In the<strong> metabolism of histamine<\/strong>, when it should be degraded by DAO enzyme in order to become N-acetyl aldehyde imidazole, an <strong>accumulation of the amine is produced due to the lack of enzyme in the intestinal mucosa cells.<\/strong> Low enzyme activity causes the concentration of histamine, which comes from the food and is generally considered normal, not to be metabolized and a transepithelial permeation of exogenous histamine occurs.<\/p>\n<p>This way, histamine enters the bloodstream increasing its plasma concentration and once located in blood it spreads throughout the body.[\/vc_column_text][vc_row_inner css=&#8221;.vc_custom_1545402750326{margin-bottom: 20px !important;padding-top: 20px !important;padding-right: 20px !important;padding-bottom: 20px !important;padding-left: 20px !important;background-color: #ffffff !important;border-radius: 35px !important;}&#8221;][vc_column_inner]<div class=\"grve-element grve-image grve-align-center\" style=\"margin-bottom: 20px;\"><img loading=\"lazy\" decoding=\"async\" width=\"645\" height=\"533\" src=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/alimentos-2.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/alimentos-2.jpg 645w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/alimentos-2-300x248.jpg 300w, https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/alimentos-2-600x496.jpg 600w\" sizes=\"auto, (max-width: 645px) 100vw, 645px\" \/><\/div>[\/vc_column_inner][\/vc_row_inner]<div class=\"grve-element grve-align-center\"><a class=\"grve-btn grve-btn-large grve-extra-round grve-bg-primary-1\" href=\"https:\/\/www.deficitdao.org\/en\/histamine\/\" target=\"_self\" style=\"margin-bottom: 100px;\"><span>Know more about histamine<\/span><\/a><\/div>[\/vc_column][vc_column width=&#8221;1\/3&#8243; css=&#8221;.vc_custom_1545402885753{padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;background-image: url(https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/1.1-degradado-fondo-sec-1-1920x500_Mesa-de-trabajo-1-1.png?id=5054) !important;background-position: 0 0 !important;background-repeat: no-repeat !important;border-radius: 35px !important;}&#8221;][vc_widget_sidebar sidebar_id=&#8221;grve-default-sidebar&#8221;][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row heading_color=&#8221;light&#8221; bg_type=&#8221;hosted_video&#8221; bg_video_type=&#8221;normal&#8221; bg_video_device=&#8221;yes&#8221; header_feature=&#8221;yes&#8221; bg_video_mp4=&#8221;https:\/\/www.deficitdao.org\/wp-content\/uploads\/2018\/11\/Atoms-5205-1.mp4&#8243; padding_top=&#8221;150&#8243; padding_bottom=&#8221;150&#8243;][vc_column width=&#8221;1\/2&#8243;][\/vc_column][vc_column width=&#8221;1\/2&#8243;][\/vc_column][\/vc_row][vc_row heading_color=&#8221;dark&#8221; bg_type=&#8221;image&#8221; bg_image=&#8221;5856&#8243; bg_image_type=&#8221;parallax&#8221; header_feature=&#8221;yes&#8221; footer_feature=&#8221;yes&#8221; padding_top=&#8221;150&#8243; font_color=&#8221;#000000&#8243;][vc_column width=&#8221;2\/3&#8243;][vc_column_text css=&#8221;.vc_custom_1545402122430{margin-bottom: 30px !important;padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":8100,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7678","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is DAO deficiency? - deficitdao.org - Official Scientific Society<\/title>\n<meta name=\"description\" content=\"DAO Deficiency is an alteration in the metabolism of food histamine that appears when Diamine Oxidase (DAO) enzyme activity is low\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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