#supplements
Vitamin D or E With Knee Exercise: What a Trial Found
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A 2026 pilot trial found active vitamin D3 or vitamin E added nothing to home exercise for knee osteoarthritis in women. Read more…
How to Check a Longevity Supplement Claim for Free
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A free library of 860+ evidence reviews on longevity interventions. How to use it to check a supplement claim. Read more…
Melatonin and Multiple Sclerosis: What a New Review Found
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A 2026 review found melatonin didn’t slow MS. What it may and may not help, and why dose and label accuracy matter. Read more…
Do Longevity Supplements Work? What the Trials Show
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No supplement has been shown to extend human lifespan. Here is what the largest trials found on vitamin D, omega-3s, creatine, NAD+ boosters and multivitamins, and how to use it. Read more…
