{"id":112,"date":"2022-01-13T23:42:08","date_gmt":"2022-01-14T07:42:08","guid":{"rendered":"https:\/\/devkpchl.wpengine.com\/options\/?page_id=112"},"modified":"2025-03-31T19:01:55","modified_gmt":"2025-04-01T02:01:55","slug":"understanding-metabolic-and-bariatric-surgery","status":"publish","type":"page","link":"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/overview\/understanding-metabolic-and-bariatric-surgery\/","title":{"rendered":"Understanding Metabolic and Bariatric Surgery"},"content":{"rendered":"<div class=\"wpb-content-wrapper\">[vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;block-hero&#8221; css=&#8221;.vc_custom_1644868890450{background-image: url(http:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2022\/02\/hero-basics.webp?id=454) !important;}&#8221;][vc_column][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221; el_class=&#8221;block-intro&#8221;][vc_column offset=&#8221;vc_col-md-10&#8243;]<h1 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl\"><span class=\"vcex-heading-inner wpex-inline-block\">Understanding Metabolic and Bariatric Surgery and How It Helps People Lose Weight<\/span><\/h1>[vc_column_text]Kaiser Permanente offers two types of metabolic and bariatric surgery: gastric sleeve (sleeve gastrectomy) and gastric bypass (also called Roux-en-Y). There are other types of surgeries, but Kaiser Permanente focuses on the gastric sleeve and gastric bypass because they are the safest and most effective.[\/vc_column_text][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221;][vc_column offset=&#8221;vc_col-lg-offset-1 vc_col-lg-10&#8243;]<h1 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl\"><span class=\"vcex-heading-inner wpex-inline-block\">Understanding metabolic and bariatric surgery and how it helps people lose weight<\/span><\/h1>[vc_row_inner][vc_column_inner offset=&#8221;vc_col-md-6&#8243;][vc_column_text css=&#8221;&#8221;]\n<h2>Surgery basics<\/h2>\n<p>It\u2019s helpful to start with how your digestive system works before surgery.[\/vc_column_text][vc_column_text css=&#8221;&#8221;]\n<h3>Your digestive system <strong>before <\/strong>surgery<\/h3>\n<ul>\n<li>Food travels to your stomach, where it is broken down.<\/li>\n<li>From the stomach, the food travels to the small intestine.<\/li>\n<li>In the first part of the small intestine (called the duodenum), digestive juices from other organs break the food down so it\u2019s small enough for your body to absorb.<\/li>\n<li>The smaller particles of food continue to move through the small intestine (jejunum then ileum). As this happens, the small intestine absorbs fats, calories, vitamins, and other nutrients.<\/li>\n<li>Anything your body doesn\u2019t absorb moves through the large intestine (colon) and out as waste.<\/li>\n<\/ul>\n[\/vc_column_text][\/vc_column_inner][vc_column_inner offset=&#8221;vc_col-md-6&#8243;]<style>.vcex-image.vcex_6a12a55f7cd8e .vcex-image-inner{max-width:550px;}<\/style><figure class=\"vcex-image vcex-module  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7cd8e\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"550\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/g-digestive-system.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;block-section bg-lte-grey&#8221;][vc_column offset=&#8221;vc_col-lg-offset-1 vc_col-lg-10&#8243;][vc_row_inner gap=&#8221;35&#8243; remove_bottom_col_margin=&#8221;true&#8221;][vc_column_inner offset=&#8221;vc_col-md-7&#8243;][vc_column_text css=&#8221;&#8221;]\n<h2>How is the surgery done?<\/h2>\n<p><strong>Open surgery (less common). <\/strong>One long incision is made, and the operation is done through that opening.<\/p>\n<p><strong>Minimally invasive surgery (most common). <\/strong>These surgeries include laparoscopic or robotic-assisted operations. Tiny incisions are made on the abdominal wall through which a small camera and thin instruments are inserted to perform the operation. The abdomen is filled with a gas to create space for the surgeon to operate. This approach helps minimize pain, speed up recovery after surgery, and reduce complications.[\/vc_column_text]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><style>.vcex-image.vcex_6a12a55f7d6b3 .vcex-image-inner{max-width:600px;}<\/style><figure class=\"vcex-image vcex-module wpex-text-center  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7d6b3\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"600\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/g-how-is-surgery-done.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"Graphic of how surgery is done\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure><div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:40px;\"><\/div>[vc_column_text css=&#8221;&#8221;]The weight loss results after bariatric surgery are similar for both surgical approaches. However, people have a faster recovery time and fewer complications from minimally invasive surgery.[\/vc_column_text][\/vc_column_inner][vc_column_inner offset=&#8221;vc_col-md-5&#8243;]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div>[vc_column_text css=&#8221;&#8221;]\n<h3>How does surgery change your digestive system?<\/h3>\n[\/vc_column_text]<style>.vcex-image.vcex_6a12a55f7dcfe .vcex-image-inner{max-width:100px;}<\/style><figure class=\"vcex-image vcex-module  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7dcfe\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"100\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/i-Restriction.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"Graphic of how surgery is done\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[vc_column_text css=&#8221;&#8221;]\n<h4>Restriction<\/h4>\n<p>Surgery makes your stomach smaller, thereby limiting how much you can eat.[\/vc_column_text]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><style>.vcex-image.vcex_6a12a55f7e2d1 .vcex-image-inner{max-width:100px;}<\/style><figure class=\"vcex-image vcex-module  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7e2d1\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"100\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/i-Malabsorption.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"Graphic of how surgery is done\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[vc_column_text css=&#8221;&#8221;]\n<h4>Malabsorption<\/h4>\n<p>Surgery changes how your digestive system absorbs food.[\/vc_column_text]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><style>.vcex-image.vcex_6a12a55f7e8c4 .vcex-image-inner{max-width:100px;}<\/style><figure class=\"vcex-image vcex-module  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7e8c4\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"100\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/i-hormone-changes.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"Graphic of how surgery is done\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[vc_column_text css=&#8221;&#8221;]\n<h4>Hormone changes<\/h4>\n<p>Surgery changes the levels of certain hormones that affect hunger, the desire for food, and the feeling of fullness after eating.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221;][vc_column offset=&#8221;vc_col-lg-offset-1 vc_col-lg-10&#8243;][vc_column_text css=&#8221;&#8221;]\n<h2>Surgical approaches<\/h2>\n<p>Bariatric surgery works through 3 main mechanisms: restriction, malabsorption, and hormone changes. These 3 main mechanisms will impact the body in varying degrees based on the type of surgery you have.<\/p>\n<p>You and your surgeon will discuss your options and decide on the best surgical approach for you based on your health and weight loss needs.[\/vc_column_text][vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text css=&#8221;&#8221;]\n<h3>Restriction<\/h3>\n<p>The stomach is made smaller, thereby limiting how much you can eat. Most bariatric surgeries use this. One example is sleeve gastrectomy.[\/vc_column_text]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><style>.vcex-image.vcex_6a12a55f7ee38 .vcex-image-inner{max-width:350px;}<\/style><figure class=\"vcex-image vcex-module wpex-text-center  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7ee38\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"350\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/g-Restriction.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"Graphic of Restriction\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[\/vc_column_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text css=&#8221;&#8221;]\n<h3>Malabsorption<\/h3>\n<p>The digestive tract is altered, which affects how it absorbs food. The intestines are rearranged and reconnected in these surgeries, which make them more complex. One example is gastric bypass.[\/vc_column_text]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><style>.vcex-image.vcex_6a12a55f7f521 .vcex-image-inner{max-width:350px;}<\/style><figure class=\"vcex-image vcex-module wpex-text-center  wpb_animate_when_almost_visible wpb_fadeIn fadeIn vcex_6a12a55f7f521\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"350\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2025\/03\/g-Malabsorption.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"Graphic of Malabsorption\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[\/vc_column_inner][\/vc_row_inner][vc_column_text css=&#8221;&#8221;]Some other bariatric surgeries use these tools to help with weight loss. Based on your surgeon\u2019s clinical judgment, they may also discuss these options with you during your consultation.<\/p>\n<h3>How long does surgery take?<\/h3>\n<p>Surgery can range from less than an hour to a couple hours depending on the operation. Nearly all operations are done using minimally invasive surgery, with most completed as same-day surgeries. Some operations may require a short hospital stay.[\/vc_column_text][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; disable_element=&#8221;yes&#8221; el_class=&#8221;block-section bg-lte-grey&#8221;][vc_column offset=&#8221;vc_col-lg-offset-1 vc_col-lg-10&#8243;][vc_column_text]\n<h2>What can I expect from each surgery?<\/h2>\n[\/vc_column_text][vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text]\n<h3>Gastric Sleeve<\/h3>\n[\/vc_column_text]<figure class=\"vcex-image vcex-module  wpb_animate_when_almost_visible wpb_fadeIn fadeIn\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"9999\" height=\"257\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2022\/02\/g-gastric-sleeve-expected-weight-loss.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[\/vc_column_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text]\n<h3>Gastric Bypass<\/h3>\n[\/vc_column_text]<figure class=\"vcex-image vcex-module  wpb_animate_when_almost_visible wpb_fadeIn fadeIn\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"9999\" height=\"257\" src=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2022\/02\/g-gastric-bypass-expected-weight-loss.svg\" class=\"vcex-image-img wpex-align-middle\" alt=\"\" loading=\"lazy\" decoding=\"async\" \/><\/div><\/figure>[\/vc_column_inner][\/vc_row_inner]<div class=\"vcex-spacing wpex-w-100 wpex-clear\"><\/div>[vc_row_inner remove_bottom_col_margin=&#8221;true&#8221;][vc_column_inner width=&#8221;2\/3&#8243;][vc_column_text css=&#8221;&#8221;]Patients often have a goal weight that may or may not be realistic. Expected weight loss after surgery depends on many factors, including nutrition, physical activity, sleep, and mental health and wellness. A successful surgery gets you to a weight you can maintain with realistic lifelong lifestyle changes.<\/p>\n<p><a href=\"https:\/\/cl.kp.org\/natl\/home\/refcontainerpage.dam.nohf.public.html?damrefpath=\/content\/dam\/clinicallibrary\/scal\/mem_ed\/healthed\/options\/chl035e_9.pdf&amp;accessvia=scal_options\">Metabolic and Bariatric Surgery: Overview and Research Summary<\/a><\/p>\n<p>Together, you and your surgeon will discuss all your options and make a shared decision on the type of surgery you would like to have. Review some of the recent Kaiser Permanente data to help inform your decision, including information on expected weight loss and health condition improvement.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row]\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;block-hero&#8221; css=&#8221;.vc_custom_1644868890450{background-image: url(http:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2022\/02\/hero-basics.webp?id=454) !important;}&#8221;][vc_column][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221; el_class=&#8221;block-intro&#8221;][vc_column offset=&#8221;vc_col-md-10&#8243;][vc_column_text]Kaiser Permanente offers two types of metabolic and bariatric surgery: gastric sleeve (sleeve gastrectomy) and gastric bypass (also called Roux-en-Y). There are other types of surgeries, but Kaiser Permanente focuses on the gastric sleeve and gastric bypass because they are the safest and most effective.[\/vc_column_text][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221;][vc_column offset=&#8221;vc_col-lg-offset-1&hellip;<\/p>\n","protected":false},"author":6,"featured_media":629,"parent":640,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[],"tags":[],"class_list":["post-112","page","type-page","status-publish","has-post-thumbnail","hentry","entry","has-media"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Understanding Metabolic and Bariatric Surgery - Options at Kaiser Permanente Southern California<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/overview\/understanding-metabolic-and-bariatric-surgery\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Understanding Metabolic and Bariatric Surgery - Options at Kaiser Permanente Southern California\" \/>\n<meta property=\"og:description\" content=\"[vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;block-hero&#8221; css=&#8221;.vc_custom_1644868890450{background-image: url(http:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2022\/02\/hero-basics.webp?id=454) !important;}&#8221;][vc_column][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221; el_class=&#8221;block-intro&#8221;][vc_column offset=&#8221;vc_col-md-10&#8243;][vc_column_text]Kaiser Permanente offers two types of metabolic and bariatric surgery: gastric sleeve (sleeve gastrectomy) and gastric bypass (also called Roux-en-Y). There are other types of surgeries, but Kaiser Permanente focuses on the gastric sleeve and gastric bypass because they are the safest and most effective.[\/vc_column_text][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221;][vc_column offset=&#8221;vc_col-lg-offset-1&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/overview\/understanding-metabolic-and-bariatric-surgery\/\" \/>\n<meta property=\"og:site_name\" content=\"Options at Kaiser Permanente Southern California\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-01T02:01:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/wp-content\/uploads\/sites\/4\/2022\/08\/p-understanding.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1280\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/overview\/understanding-metabolic-and-bariatric-surgery\/\",\"url\":\"https:\/\/centerforhealthyliving-southern-california.kaiserpermanente.org\/options\/overview\/understanding-metabolic-and-bariatric-surgery\/\",\"name\":\"Understanding Metabolic and Bariatric Surgery - 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