Coastline Blog
Deep Dive
Science-backed insights on longevity, sleep, nutrition, and aging from Dr. Greg Potter and world-class researchers.
Microdose lithium: the neuroprotectant hiding in plain sight
When most people hear "lithium," they think of psychiatric medication. Heavy doses. Serious side effects. Bipolar disorder. That association is understandable — but it obscures...
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Creatine beyond the gym: what the brain and bone research says
Most people think of creatine as a gym supplement. Something bodybuilders take to squeeze out a few extra reps. That reputation isn't wrong — but...
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Longevity supplements: separating evidence from hype
The longevity supplement market has exploded. Hundreds of compounds are marketed as anti-aging solutions. Most of them are riding hype, not evidence. Our science team...
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Ergothioneine: the longevity amino acid your body was designed to absorb
Most antioxidants get absorbed, used, and excreted within hours. Your body treats them as temporary guests. But there's one compound your body treats very differently...
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Taurine and aging: what the landmark 2023 Science paper found
In June 2023, a paper published in Science — one of the most prestigious journals in the world — made a striking claim: restoring taurine...
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Why most antioxidant supplements don't work (and what does)
You've probably heard it a thousand times: antioxidants are good for you. Take more of them. Pop a pill. Fight those free radicals. But what...
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