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Good or Bad? What's Filling Your Supplement Capsule?

Good or Bad? What's Filling Your Supplement Capsule?

If you have ever noticed magnesium stearate or silicon dioxide on a supplement label and wondered whether they belong there, you are asking the right question, but the answer is more nuanced than most supplement marketing suggests. This blog breaks down what each common excipient actually does, why it is needed, and what the label ingredients worth avoiding actually look like.

What's the Fastest Way to Rehydrate? What to Drink and What to Skip

What's the Fastest Way to Rehydrate? What to Drink and What to Skip

By the time you feel thirsty, dehydration is already underway, and for the migraine brain, the effects arrive sooner and hit harder than they do for most people. The fastest way to rehydrate is not to drink more plain water. It is to pair water with electrolytes, specifically sodium, which governs fluid balance at the cellular level and keeps water where the body actually needs it. This blog covers the signs of dehydration to watch for, what causes it, the best drinks for fast rehydration, and why the sipping-versus-full-glass distinction matters more than most people realize.


by Health By Principle on July 24, 2026  in dehydrationelectrolyteelectrolyte supplementsElectrolyteshydration
When Healthy Habits Backfire: Low Sodium, Excessive Water, Fasting, and Migraine Risk

When Healthy Habits Backfire: Low Sodium, Excessive Water, Fasting, and Migraine Risk

Some of the most widely promoted healthy habits, cutting sodium, drinking more water, intermittent fasting, can quietly work against the migraine brain rather than supporting it. Low sodium diets have been shown across 23 clinical trials to worsen insulin resistance. Plain water without electrolytes dilutes the very sodium the nervous system depends on. And headache while fasting is not a detox response, it is an electrolyte depletion signal. This blog breaks down the physiology behind all three, and what consistent electrolyte support actually looks like for a nervous system that does not respond to generic wellness advice the way an average brain does.

by Health By Principle on July 13, 2026  in drinking waterelectrolyteElectrolytesfastingheadachelow sodiummigraine
Post-COVID Neurological Effects and Migraines

Post-COVID Neurological Effects and Migraines

Noticed worse migraines after COVID? Research shows a clear link between long COVID, neuroinflammation, and migraine activity, plus how to support recovery.

 

Why Can't I Sleep?

Why Can't I Sleep?

Lying awake at 2 a.m. is one of the most frustrating experiences there is and the harder you try to fall asleep, the more elusive it feels. Insomnia rarely has one single cause, but the fix doesn't have to be complicated. From the military method to a simple 10-second mental reset, this guide covers proven techniques that calm your nervous system enough to actually let go. And if "can't sleep" nights tend to cluster during your most stressful stretches, that's not a coincidence, there's a mineral story behind it too.

by Health By Principle on June 25, 2026
Sleep Tracker Accuracy: What Your Device Can (and Can't) Tell You About Deep Sleep

Sleep Tracker Accuracy: What Your Device Can (and Can't) Tell You About Deep Sleep

Sleep trackers are genuinely good at telling whether you're asleep or awake, correctly identifying sleep epochs more than 90% of the time. Where they struggle is sleep stages, since wearables don't measure brain waves the way an in-lab sleep study does. This guide breaks down what your tracker can and can't tell you about deep sleep, which devices test most accurately against lab-grade monitoring, the risks of obsessing over your sleep score.

by Health By Principle on June 25, 2026

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