EXPLAINER: Does Creatine Cause Cancer? What the Science Actually Says

EXPLAINER: Does Creatine Cause Cancer? What the Science Actually Says

From Health Longevity Secrets by Robert Lufkin MD

June 11, 2026 · 10 min

About this episode

Dr. Robert Lufkin explores the science behind the claims that creatine causes cancer and its effects on immune cells.

Creatine causes cancer to spread — that headline is built on a real mouse study. But what does the human data actually say? In this solo explainer, Dr. Robert Lufkin breaks down both halves of the science behind the most studied supplement on the planet. He walks through the 2021 mouse metastasis study behind the viral claim, the surprising evidence that creatine actually powers the immune cells that HUNT cancer (CD8 T cells and, per new UCLA research, dendritic cells), and what the human dat...

People in this episode

Host: Robert Lufkin

Topics covered

  • creatine
  • cancer
  • immune cells
  • metastasis
  • supplements
  • health science

Keywords

  • creatine
  • cancer
  • immune system
  • CD8 T cells
  • dendritic cells
  • metastasis
  • supplements

Mentioned in this episode

Organizations: UCLA

Products: Creatine

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