Results for: Antioxidant

MacularDegenerationFundus

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
Exercise time

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
vitamins and supplements

Cancer, vitamin supplements, and unexpected consequences

Not only do B-vitamin supplements not protect you from lung cancer, they may significantly raise your risk of cancer.

/ September 7, 2017
crispr (1)

The Promise of CRISPR

CRISPR is the latest rock-star medical technology that promises to revolutionize medicine. Let's take a look at the hype and the reality.

/ August 23, 2017
Unlabeled bags, unmarked bottles, uncertain contents, and a lot of trust - how the supplement industry works.

The Supplement Con

A new article in Business Insider challenges the major narrative promoted by the supplement industry - that supplements are safe, effective, natural, and actually in the bottle. If we are lucky, this may mark a the start of a sea change in how Americans see supplements.

/ August 16, 2017
Compounding Pharmacy

Naturopathy and dubious compounding pharmacies: A deadly combination

In March, it was widely reported that a young woman named Jade Erick had died suddenly of a hypersensitivity reaction while undergoing an infusion of intravenous curcumin ordered by a naturopath named Kim Kelly to treat her eczema. The FDA investigated and found egregious problems with the injectable curcumin used. This tragic incident thus serves to demonstrate how dangerous a combination naturopaths...

/ August 7, 2017