{"id":27864,"date":"2026-01-09T18:32:29","date_gmt":"2026-01-09T13:02:29","guid":{"rendered":"https:\/\/ajantasoya.com\/shop\/?p=27864"},"modified":"2026-01-10T13:17:12","modified_gmt":"2026-01-10T07:47:12","slug":"is-your-cooking-oil-fake-how-to-spot-adulteration-before-it-harms-your-health","status":"publish","type":"post","link":"https:\/\/ajantasoya.com\/shop\/blog\/is-your-cooking-oil-fake-how-to-spot-adulteration-before-it-harms-your-health\/","title":{"rendered":"Is Your Cooking Oil Fake? How to Spot Adulteration Before It Harms Your Health"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<span style=\"font-weight: 400;\">People see expiry dates on labels. They also trust the brand name.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">But one thing they forget to ask. Is the oil really pure or adulterated? <\/span><\/p>\n<p><span style=\"font-weight: 400;\">One thing that everyone uses is cooking oil. And what if I told you that it is also the most adulterated essential we are consuming? <a href=\"https:\/\/fssai.gov.in\/\"><strong>FSSAI<\/strong><\/a><\/span> <span style=\"font-weight: 400;\">reveals that around <\/span><b>30.7% of <\/b><a href=\"https:\/\/ajantasoya.com\/products\/\"><strong>edible<\/strong><\/a><span style=\"font-weight: 400;\"><strong> oil<\/strong> being sold is adulterated<\/span><b>. <\/b><span style=\"font-weight: 400;\">It may shock you, but that is the harsh truth.<\/span><b>\u00a0<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Let\u2019s uncover how to spot pure cooking oil and fake oil.\u00a0<\/span>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>What Is Adulterated Cooking Oil?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The National Library of Medicine defines adulterated cooking oil as: <\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mixing pure oil, such as mustard or olive oil, with cheaper oil or harmful chemicals to increase profit margin and quantity of products. <\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">These practices reduce nutritional quality and may introduce harmful compounds.<\/span>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>Why Oil Adulteration Is a Serious Concern<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Regular consumption of adulterated oils poses a serious concern because it can:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reduce the intake of essential fatty acids such as MUFA and PUFA\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Increase the intake of saturated fatty acids<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">May disrupt digestion and cause inflammation.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Raise long-term risks related to heart health<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Because oil is consumed daily, even small levels of adulteration can add up over time.<\/span>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>Common Types of Cooking Oil Adulteration<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Some commonly reported forms include:\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mustard oil mixed with cheaper vegetable oils<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Olive oil blended with refined seed oils<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Coconut oil diluted with palm oil<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Groundnut oil mixed with cottonseed or soybean oil<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">These adulterations are often difficult to detect without careful checking.<\/span>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>How to Check Oil Quality Before Buying<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Before purchasing cooking oil, always examine the label carefully:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Look for a valid <\/span><b>FSSAI license number<\/b><b><br \/>\n<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Check the ingredient list carefully. Look for fatty acid composition.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Verify the batch number, manufacturing date, and expiry date<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Avoid vague claims on oil labels, such as edible oil or blended vegetable oil. At times, blended oil does not show the exact ratio.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ensure the packaging is sealed and unopened. <\/span><\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>Simple At-Home Tests: Detecting Fake Cooking Oil<\/b><b><br \/>\n<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">While lab testing is the most accurate, some simple home tests may help:\u00a0\u00a0<\/span><\/p>\n<ul>\n<li><b>Smell test:<\/b><span style=\"font-weight: 400;\"> Pure oils usually have a mild or characteristic aroma; sharp or chemical smells can indicate adulteration.\u00a0<\/span><\/li>\n<li><b>Freezing test<\/b><span style=\"font-weight: 400;\">: The Freezing test is one of the simplest ways to check the purity of your oil. Pour oil into a bowl and store it in the refrigerator. Mixed or adulterated oil reveals white patches upon freezing. Whereas, if the oil is pure, it solidifies evenly. <\/span><\/li>\n<li><b>Nitric Acid test (Colour test): <\/b><span style=\"font-weight: 400;\">The<\/span><b> food safety authority<\/b><span style=\"font-weight: 400;\"> prescribes mixing a small amount of mustard oil with concentrated nitric acid in a test tube. Shake carefully and observe the colour. If the oil changes its colour to brown or red, it means that the oil is adulterated.\u00a0\u00a0\u00a0<\/span><\/li>\n<li aria-level=\"1\"><b>Smoke test:<\/b><span style=\"font-weight: 400;\"> If cooking oil releases excessive smoke than usual upon heating, it means that the oil is spoiled.\u00a0<\/span><\/li>\n<li aria-level=\"1\"><b>Taste Test: <\/b><span style=\"font-weight: 400;\">Take one teaspoon of oil to taste. Spoiled or degraded oil gives a bitter and unusual taste.\u00a0<\/span><\/li>\n<li aria-level=\"1\"><b>Texture test:<\/b><span style=\"font-weight: 400;\"> Unusual stickiness or excessive foam is a sign of oil being spoiled.\u00a0<\/span><\/li>\n<li aria-level=\"1\"><b>Foam Test:<\/b><span style=\"font-weight: 400;\"> If cooking oil develops foam or excessive bubbles while heating, this means that your cooking oil is either spoiled or degraded.\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><i><span style=\"font-weight: 400;\">These tests are not a replacement for scientific lab tests, but can be used to assess the quality of cooking oil at an individual level.\u00a0<\/span><\/i>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>Signs of Adulterated Oil During Cooking<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Pay attention while cooking:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If oil smokes excessively at normal temperatures, it may contain toxic compounds.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If oil develops excessive foams or changes its colour quickly.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If cooking oil gives an unpleasant smell or bitter taste in food, the oil might have been adulterated.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cooking oil leaving a greasy stain on vessels indicates that it may have been mixed with chemicals.<\/span><\/li>\n<\/ul>\n<p><i><span style=\"font-weight: 400;\">All these signs may indicate poor quality or adulteration. So beware when you notice this.\u00a0<\/span><\/i>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>How to Choose Pure and Safe Cooking Oils<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">To reduce the risk of adulteration:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Buy oils from reputable brands and stores<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Choose oils with transparent labelling containing the necessary information related to ingredients and fat composition.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Store oils properly. Keep oil containers away from direct heat or sunlight.\u00a0<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Avoid reusing cooking oil, as it can lead to the formation of toxic materials.\u00a0<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><b>Conclusion<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Identifying pure versus <\/span><i><span style=\"font-weight: 400;\">adulterated cooking oil<\/span><\/i><span style=\"font-weight: 400;\"> doesn\u2019t require expert knowledge. Having awareness and paying attention to detail is the key to saving oneself from fake oils. Since cooking oil is a daily dietary staple, choosing pure, well-labelled, and trusted oils can protect your health in the long run.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Share this with everyone because they need awareness, too.\u00a0<\/span><\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]People see expiry dates on labels. They also trust the brand name.\u00a0 But one thing they forget to ask.<\/p>\n","protected":false},"author":1,"featured_media":27865,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62],"tags":[87,94,71,100,69],"class_list":["post-27864","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-health-nutrition","tag-ajanta-soyas-mustard-oil","tag-anchal-kachi-ghani-mustard-oil","tag-best-cooking-oils-for-indian-cooking","tag-best-mustard-oil-in-india","tag-best-oil-for-indian-cooking"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Is Your Cooking Oil Fake? 5 Simple Tests to Spot Adulteration<\/title>\n<meta name=\"description\" content=\"Cooking oil adulteration is common. 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