Puritan’s Pride’s “Vitamin Advisor” Wants to Sell You Something
February 9, 2016 by ,

Puritan’s Pride, which is one of the world’s leading mail-order marketers of dietary supplements, would like you to believe that its “Vitamin Advisor” provides a “personalized supplement plan” with “expert recommendations chosen just for you.” The “experts” are not identified, but the program is licensed from Healthnotes, a company that markets “decision tools” that promote …

Power Balance Products: A Skeptical Look
May 23, 2011 by

Power Balance products will supposedly improve your athletic performance and cure what ails you. The alleged mechanism (“frequencies” in an embedded hologram) is laughable pseudoscientific bunk. Remember when professional golfers were wearing Q-ray bracelets to improve their game? The Q-ray folks recently had a run-in with the courts. They admitted their product was only a …

Dubious Genetic Testing
November 24, 2008 by ,

During the past year, a few companies have begun offering genetic testing combined with guidance on diet, supplement strategies, lifestyle changes, and/or drug usage which they claim can improve health outcomes. This article explains why such testing should be avoided. Until recently, hereditary tendencies were determined mainly by examining the family history of the individuals …

Trick or Treatment: The Undeniable Facts about Alternative Medicine
August 27, 2008 by

Authors: Simon Singh, PhD and Edzard Ernst, MD, PhD Publisher: W.W. Norton Co., New York, London ISBN: 978-0-393-06661-6 Publication date: 2008 Reviewed by: Harriet Hall, MD Edzard Ernst, based at the University of Exeter in England, is the world’s first professor of complementary medicine, a post he has held for 15 years. An MD and …

A Skeptical View of SPECT Scans and Dr. Daniel Amen
November 15, 2007 by

Daniel G. Amen, M.D., runs the Amen Clinics, writes books, gives lectures, maintains a Web site, and makes other media appearances. He recommends single photon emission computed tomography (SPECT) to help diagnose and manage cases of brain trauma, underachievement, school failure, depression, obsessive compulsive disorders, anxiety, aggressiveness, cognitive decline, and brain toxicity from drugs or …

Dr. Daniel Amen’s Response to Criticism on Quackwatch
November 12, 2007 by

Daniel G. Amen, M.D., runs the Amen Clinics, writes books, gives lectures, maintains a Web site, and makes other media appearances. He recommends single photon emission computed tomography (SPECT) to help diagnose and manage cases of brain trauma, underachievement, school failure, depression, obsessive compulsive disorders, anxiety, aggressiveness, cognitive decline, and brain toxicity from drugs or …

A Skeptical View of the Perricone Prescription
August 12, 2004 by ,

Nicholas Perricone, M.D., has written three similar books: The Wrinkle Cure [1], The Perricone Prescription [2]; and The Acne Prescription [3]. All contain many claims that are questionable, controversial, fanciful, unsupported by published evidence, or just plain wrong. Although he mentions standard skin-care treatments, sometimes favorably, his books provide little guidance about when they might …

My Response to An Alt-Muddled Friend
March 12, 2004 by

AI’ve been discussing “alternative medicine” with a friend who is very intelligent but has no training in science. She uses chiropractic, magnets, vitamins, and acupuncture, and she says she doesn’t care what science says because science can be wrong, she trusts her personal experience more, and if something “works” for her, she doesn’t care how …

Wired to the Kitchen Sink: Studying Weird Claims for Fun and Profit
July 6, 2003 by

An evaluation of Dr. John Upledger’s craniosacral therapy illustrates an exercise proposed for skeptics to develop critical thinking and a better understanding of human psychology Harriet A. Hall, M.D. After reading some particularly egregious nonsense, you have probably asked yourself; “How could anyone in his right mind believe that?” There is an answer to your …

Blind Spot Mapping Is a Worthless Procedure
March 2, 2003 by

Several hundred practitioners, mostly chiropractors, are offering a simple paper-and-pencil test that they say can tell how your brain is functioning [1]. They call it “blind spot mapping,” “brain function testing,” “brain mapping,” or “cortical mapping.” They claim that this test can detect an enlarged blind spot in one eye, that the enlarged blind spot …