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

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Rangées de tubes de prélèvement sanguin à bouchons colorés dans un portoir de laboratoire
FeaturedSeptember 4, 2026 · 8 min

Creatine: dangers and side effects, one by one

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.

Read the article →
  • Dose de créatine en poudre mesurée à la cuillère
    Creatine · 7 min

    Creatine and kidneys: is there a danger?

    18 studies, including a meta-analysis and trials in at-risk individuals. Why creatinine rises without the kidney suffering — and the real limits.

    CreatineSafetySupplements

    By Kalorya · July 22, 2026

  • Homme se passant la main dans les cheveux
    Creatine · 5 min

    Does creatine cause hair loss?

    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.

    CreatineSafetySupplements

    By Kalorya · July 22, 2026