{"id":11418970,"date":"2026-10-20T18:29:39","date_gmt":"2026-10-20T15:29:39","guid":{"rendered":"https:\/\/nostylelike.net\/apple-cider-vinegar-side-effects\/"},"modified":"2026-10-20T18:54:59","modified_gmt":"2026-10-20T15:54:59","slug":"apple-cider-vinegar-side-effects","status":"publish","type":"post","link":"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/","title":{"rendered":"Apple Cider Vinegar Side Effects: 7 Risks and Drug Interactions to Know"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Does_apple_cider_vinegar_really_have_side_effects\" >Does apple cider vinegar really have side effects?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#1_Tooth_enamel_erosion\" >1. Tooth enamel erosion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#2_Throat_injury_apple_cider_vinegar_side_effects_of_tablets\" >2. Throat injury: apple cider vinegar side effects of tablets<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#3_Reflux_and_heartburn\" >3. Reflux and heartburn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#4_Delayed_stomach_emptying\" >4. Delayed stomach emptying<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#5_Low_potassium\" >5. Low potassium<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#6_Apple_cider_vinegar_side_effects_with_medicines\" >6. Apple cider vinegar side effects with medicines<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#7_Are_apple_cider_vinegar_side_effects_milder_with_pills\" >7. Are apple cider vinegar side effects milder with pills?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Who_is_most_at_risk_of_apple_cider_vinegar_side_effects\" >Who is most at risk of apple cider vinegar side effects?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#How_to_reduce_apple_cider_vinegar_side_effects\" >How to reduce apple cider vinegar side effects<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#When_to_see_a_doctor\" >When to see a doctor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Frequently_asked_questions\" >Frequently asked questions<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Are_kidney_problems_among_apple_cider_vinegar_side_effects\" >Are kidney problems among apple cider vinegar side effects?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Is_it_safe_in_pregnancy\" >Is it safe in pregnancy?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Should_I_take_it_on_an_empty_stomach\" >Should I take it on an empty stomach?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-side-effects\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"top\"><span class=\"ez-toc-section\" id=\"Does_apple_cider_vinegar_really_have_side_effects\"><\/span>Does apple cider vinegar really have side effects?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Because it is natural, many people assume vinegar is safe in any amount, but it is a strong acid. Knowing the main <strong>apple cider vinegar side effects<\/strong> helps you use it safely, whether as a liquid or as tablets. Here are 7 side effects and interactions worth knowing, especially if you are older or take regular medicines, as discussed in our <a href=\"https:\/\/nostylelike.net\/en\/healthy-aging-guide\/\">healthy aging guide<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Tooth_enamel_erosion\"><\/span>1. Tooth enamel erosion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dental damage is one of the best documented apple cider vinegar side effects. The acidity of vinegar gradually dissolves tooth enamel, especially when it is sipped undiluted or often. The same applies to acidic chewables such as <a href=\"https:\/\/nostylelike.net\/en\/product\/kal-apple-cider-vinegar-500-mg-60-chewables\/\">KAL Apple Cider Vinegar 500 mg chewables<\/a>, so rinse with water afterwards and avoid brushing straight after acid exposure.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Throat_injury_apple_cider_vinegar_side_effects_of_tablets\"><\/span>2. Throat injury: apple cider vinegar side effects of tablets<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Drinking undiluted vinegar can irritate the throat and oesophagus and cause burning. In one reported case an apple cider vinegar tablet lodged in a woman&#8217;s throat for about half an hour and caused oesophageal injury, with pain and difficulty swallowing that lasted months. Swallow tablets with a full glass of water while sitting upright.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Reflux_and_heartburn\"><\/span>3. Reflux and heartburn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Among the most common apple cider vinegar side effects are increased acidity and reflux in some people, particularly on an empty stomach. If you have reflux disease or a stomach ulcer, ask your doctor before using it in any form.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"4_Delayed_stomach_emptying\"><\/span>4. Delayed stomach emptying<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vinegar may slow gastric emptying, which is the proposed reason for its effect on glucose. For people with gastroparesis, particularly those with type 1 diabetes, this can worsen bloating and nausea and make insulin timing harder. Read more in <a href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-and-blood-sugar\/\">apple cider vinegar and blood sugar<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_Low_potassium\"><\/span>5. Low potassium<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Some apple cider vinegar side effects only appear with heavy, long-term use. A rare case of low potassium and bone thinning was reported in a person who drank large amounts of vinegar daily for years. Heavy long-term use is therefore discouraged, especially alongside medicines that lower potassium.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"6_Apple_cider_vinegar_side_effects_with_medicines\"><\/span>6. Apple cider vinegar side effects with medicines<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table style=\"border-collapse: collapse; width: 100%; border: 1px solid #e5e7eb;\">\n<thead>\n<tr style=\"background: #f3f4f6;\">\n<th style=\"border: 1px solid #e5e7eb; padding: 8px;\">Medicine<\/th>\n<th style=\"border: 1px solid #e5e7eb; padding: 8px;\">Possible risk<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #e5e7eb; padding: 8px;\">Insulin and diabetes medicines<\/td>\n<td style=\"border: 1px solid #e5e7eb; padding: 8px;\">Higher risk of low blood sugar<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #e5e7eb; padding: 8px;\">Diuretics<\/td>\n<td style=\"border: 1px solid #e5e7eb; padding: 8px;\">Added potassium loss<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #e5e7eb; padding: 8px;\">Digoxin<\/td>\n<td style=\"border: 1px solid #e5e7eb; padding: 8px;\">Low potassium raises the risk of digoxin toxicity<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>If you take any of these, speak to your doctor before using vinegar as a liquid or as tablets.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"7_Are_apple_cider_vinegar_side_effects_milder_with_pills\"><\/span>7. Are apple cider vinegar side effects milder with pills?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Standard tablets such as <a href=\"https:\/\/nostylelike.net\/en\/product\/kal-apple-cider-vinegar-1000-mg-120-tablets\/\">KAL Apple Cider Vinegar 1000 mg<\/a> provide about 40 mg of acetic acid per serving, and one chewable provides at least 175 mg, compared with about 750 to 1,500 mg in 15 to 30 ml of liquid. A lower dose usually means less irritation, but also less effect, and the risk of a tablet sticking in the throat remains. The full comparison is in <a href=\"https:\/\/nostylelike.net\/en\/apple-cider-vinegar-pills\/\">apple cider vinegar pills<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Who_is_most_at_risk_of_apple_cider_vinegar_side_effects\"><\/span>Who is most at risk of apple cider vinegar side effects?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Not everyone faces the same risk. Those most likely to notice apple cider vinegar side effects include people with reflux or ulcers, people with diabetes who have gastroparesis or use insulin, those taking diuretics or digoxin, and people with kidney disease who need careful potassium control. People with sensitive teeth or existing enamel wear should also be careful.<\/p>\n<p>Side effects also become more likely when someone combines liquid vinegar and tablets on the same day, hoping a bigger dose works faster. It does not: the possible benefit is small, while irritation and acidity rise with the dose. Pick one form and stick to a moderate amount.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_reduce_apple_cider_vinegar_side_effects\"><\/span>How to reduce apple cider vinegar side effects<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Limit liquid vinegar to 1 to 2 tablespoons a day, always diluted in a glass of water.<\/li>\n<li>Take it with a meal, drink through a straw and rinse afterwards.<\/li>\n<li>Swallow tablets with plenty of water and do not exceed the label dose.<\/li>\n<li>Stop if you notice burning, pain on swallowing or persistent nausea.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"When_to_see_a_doctor\"><\/span>When to see a doctor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Pain or difficulty swallowing after a tablet.<\/li>\n<li>Muscle weakness or palpitations, which may signal low potassium.<\/li>\n<li>Repeated low blood sugar episodes.<\/li>\n<li>Ongoing heartburn or vomiting.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Frequently_asked_questions\"><\/span>Frequently asked questions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Are_kidney_problems_among_apple_cider_vinegar_side_effects\"><\/span>Are kidney problems among apple cider vinegar side effects?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Moderate amounts are not known to harm healthy kidneys, but people with kidney disease should ask their doctor because their potassium balance is delicate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_it_safe_in_pregnancy\"><\/span>Is it safe in pregnancy?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Food amounts, such as in salad dressing, are fine; supplements should only be used after medical advice.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Should_I_take_it_on_an_empty_stomach\"><\/span>Should I take it on an empty stomach?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>It is better with a meal, since an empty stomach increases acidity and nausea for many people.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The main apple cider vinegar side effects are enamel erosion, throat and oesophageal irritation, reflux, slower stomach emptying and low potassium, plus interactions with insulin, diuretics and digoxin. Moderation, dilution and a word with your doctor make it far safer. KAL apple cider vinegar products are available at No Style Like pharmacy.<\/p>\n<p style=\"font-size: 0.95em; color: #555; margin-top: 18px;\">This article was reviewed by the No Style Like pharmacy content team. It is for general awareness only and does not replace advice from your doctor or pharmacist.<\/p>\n<p style=\"font-size: 0.95em; color: #555;\">Tell your doctor about every supplement you take, especially with diabetes, heart or diuretic medicines. For more information see <a href=\"https:\/\/www.nccih.nih.gov\/health\/using-dietary-supplements-wisely\" target=\"_blank\" rel=\"noopener nofollow\">the NCCIH guide to using dietary supplements wisely<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apple cider vinegar side effects: tooth enamel erosion, throat injury, reflux, slow stomach emptying, low potassium and interactions with insulin, diuretics, digoxin.<\/p>\n","protected":false},"author":86,"featured_media":11418966,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42204],"tags":[],"class_list":["post-11418970","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dietary-supplements"],"_links":{"self":[{"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/posts\/11418970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/users\/86"}],"replies":[{"embeddable":true,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/comments?post=11418970"}],"version-history":[{"count":1,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/posts\/11418970\/revisions"}],"predecessor-version":[{"id":11419152,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/posts\/11418970\/revisions\/11419152"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/media\/11418966"}],"wp:attachment":[{"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/media?parent=11418970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/categories?post=11418970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nostylelike.net\/en\/wp-json\/wp\/v2\/tags?post=11418970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}