THE science
Learn what science has to say about living a healthy long life.
Science is at the heart of what we do at Zirtui. Keep an eye on this blogpage for we post on a regular basis or subscribe to THE newsletter, another way to stay up-to-date on the latest scientific developments.
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Fibermaxxing Is Trending, But Is More Fiber Act...
dr. ellen crabbeFibermaxxing is trending everywhere, but is eating maximum fiber actually good for healthspan? Here's what the research says about fiber type, dose, and gut health.
Fibermaxxing Is Trending, But Is More Fiber Act...
dr. ellen crabbeFibermaxxing is trending everywhere, but is eating maximum fiber actually good for healthspan? Here's what the research says about fiber type, dose, and gut health.
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On a GLP-1 Medication? Here's What the Research...
dr. Ellen CrabbeGLP-1 drugs like Ozempic and Wegovy can cause meaningful muscle loss. Here's what 2026 research says about protecting lean mass: with or without medication.
On a GLP-1 Medication? Here's What the Research...
dr. Ellen CrabbeGLP-1 drugs like Ozempic and Wegovy can cause meaningful muscle loss. Here's what 2026 research says about protecting lean mass: with or without medication.
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How to Choose a Longevity Supplement: 5 Questio...
dr. ellen crabbeBefore buying any longevity supplement, ask these five questions. A practical, evidence-first buying guide.
How to Choose a Longevity Supplement: 5 Questio...
dr. ellen crabbeBefore buying any longevity supplement, ask these five questions. A practical, evidence-first buying guide.
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Menopause Supplements: What Actually Helps
dr.Ellen CrabbeHot flashes, sleep loss, bone density: menopause hits several systems at once. Here's what the evidence supports, and why a single "menopause supplement" might be the wrong frame.
Menopause Supplements: What Actually Helps
dr.Ellen CrabbeHot flashes, sleep loss, bone density: menopause hits several systems at once. Here's what the evidence supports, and why a single "menopause supplement" might be the wrong frame.