Clear articles on nutrition and supplements, always backed by scientific studies.

Kidneys, liver, cramps, water retention, hair: each concern addressed separately, with what the trials have measured — up to 2.9 years of daily intake. And the only reservation that reviews truly raise.
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18 studies, including a meta-analysis and trials in at-risk individuals. Why creatinine rises without the kidney suffering — and the real limits.
By Kalorya · July 22, 2026

The whole myth comes from a single 2009 study that never looked at a single hair. In 2025, a randomized trial finally measured it: here is what it found.
By Kalorya · July 22, 2026