Why are millions of dollars spent on shark cartilage supplements? The question is, do they work?

Intravenous vitamin C is another popular alternative attempt at cancer treatment. What does the science say? See Vitamin C Supplements for Terminal Cancer Patients (https://nutritionfacts.org/video/vitamin-c-supplements-for-terminal-cancer-patients).

If the BMAA concept was unfamiliar to you, check out ALS (Lou Gehrig’s Disease): Fishing for Answers (https://nutritionfacts.org/video/als-lou-gehrigs-disease-fishing-for-answers/) and Diet and Amyotrophic Lateral Sclerosis (ALS) (https://nutritionfacts.org/video/diet-and-amyotrophic-lateral-sclerosis-als/).

For other cautionary tales about supplements, see:
• Dietary Supplement Snake Oil (https://nutritionfacts.org/video/dietary-supplement-snake-oil/)
• Some Dietary Supplements May Be More Than a Waste of Money (https://nutritionfacts.org/video/some-dietary-supplements-may-be-more-than-a-waste-of-money/)
• Risk Associated with Iron Supplements (https://nutritionfacts.org/video/risk-associated-with-iron-supplements/)
• Diet Pills Do Fat a Lot of Good (https://nutritionfacts.org/video/diet-pills-do-a-fat-lot-of-good/)
• Should We Take a Multivitamin? (https://nutritionfacts.org/video/should-we-take-a-multivitamin/)
• Treating Asthma with Plants vs. Supplements? (https://nutritionfacts.org/video/treating-asthma-with-plants-vs-supplements/)
• Are Calcium Supplements Safe? (https://nutritionfacts.org/video/are-calcium-supplements-safe)
• Are Calcium Supplements Effective? (https://nutritionfacts.org/video/are-calcium-supplements-effective)
• Industry Response to Plants Not Pills (https://nutritionfacts.org/video/industry-response-to-plants-not-pills)
• Resveratrol Impairs Exercise Benefits (https://nutritionfacts.org/video/resveratrol-impairs-exercise-benefits)
• Black Raspberry Supplements Put to the Test (https://nutritionfacts.org/video/black-raspberry-supplements-put-to-the-test)
• Dangers of Dietary Supplement Deregulation (https://nutritionfacts.org/video/Dangers-of-dietary-Supplement-Deregulation)
• Do Vitamin C Supplements Prevent Colds But Cause Kidney Stones? (https://nutritionfacts.org/video/do-vitamin-c-supplements-prevent-colds-but-cause-kidney-stones)
• Lycopene Supplements vs. Prostate Cancer (http://nutritionfacts.org/video/lycopene-supplements-vs-prostate-cancer)

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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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