Life Extension Magnesium Glycinate
Chelated glycinate form, 105 mg of elemental magnesium per capsule, 90 vegetarian capsules per bottle. Easy on the gut, gentle enough for an evening dose.

We read the research behind every supplement, skincare ingredient and longevity habit, then give it a clear rating, in plain English, with every claim cited.
Human trials and reviews of many studies come first. Animal and lab studies are always labelled, so you know what's actually been shown in people.
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Who it's for, who should skip it, and the dose that was actually studied. Sometimes the answer is that you don't need it.
Several well-designed human trials, with results that agree.
Some human data, but small, short or mixed. Promising, not settled.
Mostly animal, lab or anecdotal. Interesting, but not yet shown in people.

One clear rating per outcome, so you can see that something helps skin hydration but not deep wrinkles.

The amounts used in the studies, how long people took them, and the form that was tested. Not the label's suggestion.

Who it's for, who should skip it, and when to talk to your own doctor before starting. Sometimes the honest answer is that you don't need it.
Chelated glycinate form, 105 mg of elemental magnesium per capsule, 90 vegetarian capsules per bottle. Easy on the gut, gentle enough for an evening dose.
One scoop a day, 30 servings per pouch. A convenient catch-all for days when you don't hit your greens, vitamins and minerals from food — not a replacement for them.
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An independent site about longevity, skin health and supplements. We read the research, rate the evidence, and tell you plainly what's worth your time and money.
Gold means strong evidence: several well-designed human trials that agree. Silver means moderate evidence: some human data that's small, short or mixed. Bronze means limited evidence: mostly animal, lab or anecdotal.
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