{"id":529305,"date":"2026-03-11T14:53:14","date_gmt":"2026-03-11T14:53:14","guid":{"rendered":"https:\/\/www.newsbeep.com\/ca\/529305\/"},"modified":"2026-03-11T14:53:14","modified_gmt":"2026-03-11T14:53:14","slug":"we-asked-a-pharmd-which-supplements-people-often-take-incorrectly","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ca\/529305\/","title":{"rendered":"We Asked a PharmD Which Supplements People Often Take Incorrectly"},"content":{"rendered":"<p id=\"mntl-sc-block_1-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Dietary supplements may not work well or cause unwanted side effects if taken incorrectly.\n<\/p>\n<p id=\"mntl-sc-block_3-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> We asked Erin Shaughnessy, PharmD, MBA, BCPS, system associate vice president of acute care pharmacy at Rush University System for Health, about the supplements people most often take incorrectly.\n<\/p>\n<p id=\"mntl-sc-block_5-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> *This interview has been edited and condensed for clarity.\n<\/p>\n<p id=\"mntl-sc-block_7-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Q: What are some common supplements that people often take incorrectly?\u00a0\n<\/p>\n<p id=\"mntl-sc-block_9-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Shaughnessy: I would say the top five are <a href=\"https:\/\/www.verywellhealth.com\/do-iron-supplements-for-anemia-cause-upset-stomach-3522504\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"1\" rel=\"nofollow noopener\" target=\"_blank\">iron<\/a>, <a class=\"recommendation-inline-link\" href=\"https:\/\/www.verywellhealth.com\/melatonin-sleep-supplement-11855188\" link-destination-recommendation=\"true\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"2\" rel=\"nofollow noopener\" target=\"_blank\">melatonin<\/a>, <a href=\"https:\/\/www.verywellhealth.com\/can-magnesium-supplements-improve-health-11857247\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"3\" rel=\"nofollow noopener\" target=\"_blank\">magnesium<\/a>, <a href=\"https:\/\/www.verywellhealth.com\/benefits-of-vitamin-d-11870671\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"4\" rel=\"nofollow noopener\" target=\"_blank\">vitamin D<\/a>, and <a href=\"https:\/\/www.verywellhealth.com\/before-you-buy-fiber-supplements-1941633\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"5\" rel=\"nofollow noopener\" target=\"_blank\">fiber<\/a>.\n<\/p>\n<p id=\"mntl-sc-block_11-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Those are the big ones that pharmacists can help patients take in a way that benefits them rather than causing side effects.\n<\/p>\n<p id=\"mntl-sc-block_13-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> <a class=\"recommendation-inline-link\" href=\"https:\/\/www.verywellhealth.com\/iron-supplements-side-effects-11807041\" link-destination-recommendation=\"true\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"1\" rel=\"nofollow noopener\" target=\"_blank\">Iron can upset your stomach<\/a> when you take it, so people try to take it with food. But when you take it with food, it actually decreases iron absorption, so it won&#8217;t have the intended effect.\n<\/p>\n<p id=\"mntl-sc-block_15-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Another confusing piece is that the amount of the element in the supplement isn&#8217;t necessarily the dose. When you pick up a supplement, and it says you&#8217;re getting a 325-milligram tablet, a pretty common iron dose, it&#8217;s actually only giving you 65 mg of iron. You should clarify with your healthcare provider or pharmacist how much elemental iron you&#8217;re supposed to be taking versus the total dose.\n<\/p>\n<p id=\"mntl-sc-block_17-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> For melatonin, it is important to take it with your evening meal to allow it to help you wind down. Many people expect <a class=\"recommendation-inline-link-ai\" href=\"https:\/\/www.verywellhealth.com\/how-long-does-it-take-for-melatonin-to-work-11792259\" link-destination-recommendation-ai=\"true\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"1\" rel=\"nofollow noopener\" target=\"_blank\">melatonin to work quickly<\/a>. Melatonin mimics the circadian cycle, so you don&#8217;t want to take it right before bed, because if you&#8217;re trying to get to sleep, it&#8217;s probably not going to give you the sedative effect that you&#8217;re looking for.\n<\/p>\n<p id=\"mntl-sc-block_19-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Magnesium can change the pH in your stomach, which can affect how other things that you&#8217;re taking work. Take these two hours apart for the most benefit.\n<\/p>\n<p id=\"mntl-sc-block_21-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> When taking vitamin D, <a href=\"https:\/\/www.verywellhealth.com\/vitamin-d-calcium-bone-health-11868161\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"1\" rel=\"nofollow noopener\" target=\"_blank\">you also need calcium to get the effect you want<\/a>. You don&#8217;t have to take it at the same time, but you need to have <a class=\"recommendation-inline-link-ai\" href=\"https:\/\/www.verywellhealth.com\/calcium-supplement-health-benefits-190470\" link-destination-recommendation-ai=\"true\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"2\" rel=\"nofollow noopener\" target=\"_blank\">adequate calcium in your body<\/a>.\n<\/p>\n<p id=\"mntl-sc-block_23-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Fiber supplements <a href=\"https:\/\/www.verywellhealth.com\/how-to-get-more-fiber-without-bloating-11896987\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"1\" rel=\"nofollow noopener\" target=\"_blank\">need a significant amount of water to do their job<\/a>, so focus on hydration. If you don&#8217;t drink enough water, you might have some undesirable side effects like <a href=\"https:\/\/www.verywellhealth.com\/signs-too-much-fiber-11896951\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"2\" rel=\"nofollow noopener\" target=\"_blank\">bloating, flatulence, and cramping<\/a>. It can actually cause more blockage than what you&#8217;re trying to resolve.\n<\/p>\n<p id=\"mntl-sc-block_27-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Q: How can consumers make sure they&#8217;re taking supplements correctly and safely?\n<\/p>\n<p id=\"mntl-sc-block_29-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> Shaugnessy: Read the <a class=\"recommendation-inline-link-ai\" href=\"https:\/\/www.verywellhealth.com\/how-do-i-choose-a-supplement-8379560\" link-destination-recommendation-ai=\"true\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"1\" rel=\"nofollow noopener\" target=\"_blank\">warnings on medication and supplement labels<\/a>. Anyone who&#8217;s on an anticoagulant, anything that thins your blood or prevents you from having a blood clot, should talk with a pharmacist or healthcare provider first to double-check which <a class=\"recommendation-inline-link-ai\" href=\"https:\/\/www.verywellhealth.com\/supplements-you-should-avoid-mixing-8737437\" link-destination-recommendation-ai=\"true\" data-component=\"link\" data-source=\"inlineLink\" data-type=\"internalLink\" data-ordinal=\"2\" rel=\"nofollow noopener\" target=\"_blank\">supplements interact with those types of medications<\/a>.\n<\/p>\n<p id=\"mntl-sc-block_31-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> When you pick up a supplement, you can talk to the pharmacist or pharmacy intern for guidance. It helps to have someone break it down for you and make a schedule of when to take things during the day.<\/p>\n<p id=\"mntl-sc-block_33-0\" class=\"comp mntl-sc-block mntl-sc-block-html\"> While supplements are available over the counter, it is still important to never take more than is recommended on the label. Also, the active ingredient in the supplement isn&#8217;t the only thing in there. If you have allergies, check the nutrition labels on the bottles for any known allergens.<\/p>\n<p><img data-src=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2025\/07\/StephanieBrownnewheadshot-e5ca9ba2a404491384e9300a7871f190.jpg\" width=\"144\" height=\"144\" alt=\"Stephanie Brown\" class=\"lazyload author-bio__image mntl-image universal-image__image\" data-expand=\"300\"\/><\/p>\n<p class=\"author-bio__bio-text\">\nBy <a href=\"https:\/\/www.verywellhealth.com\/stephanie-brown-5197949\" rel=\"nofollow noopener\" target=\"_blank\">Stephanie Brown<\/a><br \/>\n<br \/>Brown is a nutrition writer who received her Didactic Program in Dietetics certification from the University of Tennessee at Knoxville. Previously, she worked as a nutrition educator and culinary instructor in New York City.\n<\/p>\n<p>Thanks for your feedback!<\/p>\n<p>What is your feedback?<\/p>\n<p> Helpful<\/p>\n<p> Report an Error<\/p>\n<p> Other<\/p>\n","protected":false},"excerpt":{"rendered":"Dietary supplements may not work well or cause unwanted side effects if taken incorrectly. We asked Erin Shaughnessy,&hellip;\n","protected":false},"author":2,"featured_media":529306,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[49,48,84,395],"class_list":["post-529305","post","type-post","status-publish","format-standard","has-post-thumbnail","category-nutrition","tag-ca","tag-canada","tag-health","tag-nutrition"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/529305","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/comments?post=529305"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/529305\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media\/529306"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media?parent=529305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/categories?post=529305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/tags?post=529305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}