Donating Blood to Prevent Cancer?04:33

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Published on June 30, 2017

Prioritizing plant-based sources of iron may be more effective than giving blood at reducing the risk of potentially “ferrotoxic” (iron-related) diseases such as cancer and diabetes.

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What blood donor study? See the “prequel” video Donating Blood to Prevent Heart Disease? (

Other examples of when normal lab values are not necessarily ideal can be found in:
• When Low Risk Means High Risk (
• Optimal Cholesterol Level (
• How Not to Die from High Blood Pressure (

Even though a plant-based diet may be preferable for personal disease risk, still doesn’t mean we shouldn’t all give blood! Join me in supporting the Red Cross (

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Thanks for watching. I hope you’ll join in the evidence-based nutrition revolution!
-Michael Greger, MD FACLM

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