Food

Is Creatine Safe for Your Kidneys? Here’s What the Data Says

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man drinking from a shaker bottle at the gym

The idea that creatine wrecks your kidneys traces back to a single 1998 case report — and that patient wasn’t just taking creatine, he’d also been on a kidney-damaging drug for five years. Here’s what nearly 30 controlled studies since then have actually found. We’ll get into where this fear actually came from, what the … Read more

1,000mg Vitamin C: How Much Does Your Body Actually Absorb?

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morning routine with water and vitamin C capsules

Here’s the uncomfortable math on that 1,000mg vitamin C capsule: once you cross the 1-gram mark, your body’s absorption rate drops below 50% — and popping a second capsule won’t change that. If you’ve ever wondered whether a high-dose vitamin C pill is really doing what the label promises, this is the article for you. … Read more