Results for: Antioxidant

A Call for Caution on Antioxidant Supplementation

Antioxidants have gotten a lot of press here on SBM; this post digs a little deeper into the basic science of antioxidants, and the importance of understanding more than just one part of a complex biological system before you interfere with it.

/ October 23, 2018

Re-thinking Antioxidant Supplementation for Macular Degeneration

After the AREDS trial, people with moderate to severe age-related macular degeneration were advised to take dietary supplements to slow the progression of the disease. But some experts say the trial actually showed supplements don't work, and might even make some patients worse.

/ February 7, 2017

More Trouble for Antioxidants

Antioxidants are now an iconic example of premature hype making its way into marketing and the public consciousness long before the science is adequately understood. There are multiple lessons to be learned in this story, and a new study just emphasizes those lessons further. A brief history of antioxidants One of the unavoidable consequences of metabolism (burning food for energy) is the...

/ January 27, 2016

Antioxidants and Exercise: More Harm Than Good?

Multivitamin supplementation has been getting a rough ride in the literature, as evidence emerges that routine supplementation for most is, at best, unnecessary. Some individual vitamins are earning their own unattractive risk/benefit profiles: Products like folic acid, calcium, and beta-carotene all seem inadvisable for routine supplementation in the absence of deficiency or medical indication. Vitamin E, already on the watch list,  looks...

/ November 24, 2011

Antioxidant Supplements for Macular Degeneration

Age-related macular degeneration (AMD) is one of the major causes of visual impairment in the elderly: it affects central vision, impairing the ability to read and recognize faces while preserving some peripheral vision. It comes in two forms: wet and dry. Dry macular degeneration is by far more common, but wet macular degeneration, involving the proliferation of blood vessels, is more severe. ...

/ August 24, 2010

Protandim: Another Kind of Antioxidant

Four years ago I received an e-mail inquiry about Protandim. I had never heard of it; but I looked it up and wrote a quick, informal, somewhat snarky answer that got posted on the Internet. It got a lot of attention. Googling for Protandim now brings up my critique right after the Protandim website itself: that can’t be good for sales. Over...

/ August 25, 2009

Antioxidant Hype and Reality

A new study by lead author Shelly Gray and published in the latest issue of the Journal for the American Geriatric Society, found no effect from taking Vitamin C or E, either alone or in combination, on the risk of dementia or Alzheimer’s disease after 5.5 years. Vitamins C and E were chosen because they both have significant antioxidant activity, and so...

/ February 6, 2008
Alex Jones

The Truth vs. Alex Jones: How the DSHEA of 1994 gave conspiracy mongers the means to fund their empires

As the HBO documentary The Truth vs. Alex Jones shows, Alex Jones promoted the conspiracy theory that the Sandy Hook massacre was a hoax to sell his supplement line. It's a model that many Internet conspiracy theorists use, like Mike Adams. Did the DSHEA help create Alex Jones and the modern conspiracy industry?

/ April 1, 2024
Ivermectin repurposing

COVID-19 antivax quacks are now “repurposing” ivermectin for cancer

A year ago, I noticed that COVID-19 quacks were touting the "repurposing" of ivermectin to treat cancer. Now, familiar COVID-19 antivaxxers—cough, cough, FLCCC—have turbocharged this quackery.

/ February 5, 2024

Coffee enemas: This TikTok trend can be deadly

There's no evidence flushing coffee into your rectum is safe or effective, despite what you may see on TikTok.

/ November 9, 2023