{"slug":"magnesium-citrate-vs-magnesium-glycinate","question":"Magnesium Citrate vs Magnesium Glycinate","answer":"Magnesium citrate has stronger laxative effects and faster absorption but commonly causes digestive side effects, while magnesium glycinate is gentler on the stomach with superior bioavailability but works more slowly and costs approximately 40-60% more.","answer_curated":true,"verdict":"Choose magnesium citrate if you need rapid constipation relief and tolerate GI side effects—it's the affordable, clinically-proven laxative option. Choose magnesium glycinate if you prioritize gentle daily supplementation, superior absorption (25-35% bioavailability vs 10-15%), and minimal digestive upset, despite the higher cost ($18-25 vs $8-12 per 100 servings).","keyDifferences":[{"label":"Bioavailability","winner":"b","entityAValue":"10-15%","entityBValue":"25-35%"},{"label":"Laxative Potency (Clinical Rating)","winner":"a","entityAValue":"Strong (rated 8/10)","entityBValue":"Mild (rated 2/10)"},{"label":"Typical Cost per 100 Servings","winner":"a","entityAValue":"$8-12 USD","entityBValue":"$18-25 USD"},{"label":"Time to Effect (Laxative)","winner":"a","entityAValue":"30 minutes - 6 hours","entityBValue":"Not applicable (non-laxative)"},{"label":"Gastrointestinal Side Effects (% of users)","winner":"b","entityAValue":"45-60% report cramping/bloating","entityBValue":"5-10% report mild GI effects"}],"winner":{"slug":"magnesium-glycinate","name":"Magnesium Glycinate"},"confidence":"high","entities":[{"name":"Magnesium Citrate","slug":"magnesium-citrate","url":"https://www.aversusb.net/entity/magnesium-citrate","alternativesUrl":"https://www.aversusb.net/api/v1/alternatives/magnesium-citrate"},{"name":"Magnesium Glycinate","slug":"magnesium-glycinate","url":"https://www.aversusb.net/entity/magnesium-glycinate","alternativesUrl":"https://www.aversusb.net/api/v1/alternatives/magnesium-glycinate"}],"faqs":[{"question":"Which magnesium form is better for constipation?","answer":"Magnesium citrate is the clear choice for constipation relief. It has strong laxative properties and typically produces results within 30 minutes to 6 hours. Magnesium glycinate is not a laxative and is unsuitable for acute bowel regularity issues."},{"question":"Why does magnesium citrate cause cramping and bloating?","answer":"The citrate molecule draws water into the intestines to soften stool and stimulate peristalsis—this osmotic effect causes 45-60% of users to experience cramping, bloating, or urgency. Magnesium glycinate, with its glycine chelation, bypasses this mechanism and is tolerated by 90-95% of users without GI distress."},{"question":"Is magnesium glycinate worth the 50% higher price?","answer":"For daily supplementation, yes. Magnesium glycinate's 25-35% bioavailability is 2-3x higher than citrate's 10-15%, meaning you absorb significantly more magnesium from each dose. For occasional constipation relief, magnesium citrate is the more economical choice."}],"attribution":{"source":"A Versus B","url":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate","license":"CC BY 4.0","citationFormat":"According to A Versus B (https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate), Magnesium citrate has stronger laxative effects and faster absorption but commonly causes digestive side effects, while magnesium glycinate is gentler on the stomach with superior bioavailability but ","dateModified":"2026-08-30T12:38:59.369Z"},"relatedQuestionsUrl":"https://www.aversusb.net/api/faq/magnesium-citrate-vs-magnesium-glycinate","relatedComparisonsUrl":"https://www.aversusb.net/api/v1/related/magnesium-citrate-vs-magnesium-glycinate","knowledgeGraphUrl":"https://www.aversusb.net/api/knowledge-graph/magnesium-citrate-vs-magnesium-glycinate","claimReviewSchema":{"@context":"https://schema.org","@type":"ClaimReview","@id":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate#claimreview","url":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate","inLanguage":"en-US","isAccessibleForFree":true,"conditionsOfAccess":"Free","claimReviewed":"Magnesium Glycinate is better than Magnesium Citrate for most use cases","reviewBody":"Magnesium citrate has stronger laxative effects and faster absorption but commonly causes digestive side effects, while magnesium glycinate is gentler on the stomach with superior bioavailability but works more slowly and costs approximately 40-60% more.","datePublished":"2026-08-28T19:09:14.921Z","dateModified":"2026-08-30T12:38:59.369Z","reviewRating":{"@type":"Rating","ratingValue":"TRUE","bestRating":"TRUE","worstRating":"FALSE","alternateName":"Magnesium Glycinate wins","ratingExplanation":"Verified verdict based on structured attribute comparison, community votes, and expert analysis"},"author":{"@type":"Organization","@id":"https://www.aversusb.net/#organization","name":"A Versus B","url":"https://www.aversusb.net"},"publisher":{"@type":"Organization","@id":"https://www.aversusb.net/#organization","name":"A Versus B","url":"https://www.aversusb.net"},"itemReviewed":{"@type":"Claim","@id":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate#claim","inLanguage":"en-US","name":"Magnesium Glycinate is better than Magnesium Citrate for most use cases","text":"Magnesium citrate has stronger laxative effects and faster absorption but commonly causes digestive side effects, while magnesium glycinate is gentler on the stomach with superior bioavailability but works more slowly and costs approximately 40-60% more.","author":{"@type":"Thing","name":"Internet consensus"},"appearance":{"@type":"WebPage","@id":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate","url":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate","name":"Magnesium Citrate vs Magnesium Glycinate","inLanguage":"en-US"},"firstAppearance":{"@type":"WebPage","@id":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate","url":"https://www.aversusb.net/compare/magnesium-citrate-vs-magnesium-glycinate","name":"Magnesium Citrate vs Magnesium Glycinate"}},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".claim-review-answer","#short-answer","#verdict"]}}}