Retraction Watch

Tracking retractions as a window into the scientific process

Archive for the ‘Nutrition (journal)’ Category

Nutrition study pulled after statistical flaws emerge

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Nutrition JournalA paper that suggested that eating flaxseed could reduce inflammation in men at risk of heart disease has been retracted, after researchers pointed out the paper’s flaws.

The retraction is part of a large initiative on the part of nutrition researcher David Allison and colleagues to clean up the literature, which we’ve previously covered. Regarding this paper, he told us:

When we looked at the study…it was very clear that the statistical methods used were not correct. These are not matters of debate or opinion, these are just…verifiably incorrect.

The Nutrition Journal published the paper in January 2015, and retracted it in June 2016, one day after publishing a letter by Allison and a colleague critiquing the paper

Here’s the retraction notice for “Impact of weight loss diet associated with flaxseed on inflammatory markers in men with cardiovascular risk factors: a clinical study:” Read the rest of this entry »

After lawsuit, university releases misconduct report about nutrition researcher Chandra

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R K Chandra

R K Chandra, self-proclaimed father of nutritional immunology (from

Memorial University in Canada has released a five-year-old report of an investigation, confirming a former nutrition professor had committed misconduct in a 2001 paper.

The 53-page report — about Ranjit Kumar Chandra, a prominent and once-lauded researcher — focuses on a Nutrition paper that examined the effectiveness of vitamins patented by Chandra. The report, authored by MUN professor emeritus William Pryse-Phillips, lists 41 problems with the paper, which it concludes:

…was not in full compliance with the scientific, ethical, and/or integrity standards of Memorial University at the time.

The paper was retracted in 2005; the report is dated 2009. We asked Pryse-Phillips why the university took so long to release it. He told us:

Read the rest of this entry »

Written by Shannon Palus

December 2nd, 2015 at 3:52 pm

Nutrition researcher Chandra loses libel case against CBC

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CBCThe self-proclaimed “father of nutritional immunology,” Ranjit Kumar Chandra, has lost a libel lawsuit against the Canadian Broadcasting Company (CBC).

The suit was in response to a 2006 three-part documentary from the CBC, which examined allegations of fraud against the former Memorial University researcher.

After the 58-day trial, the Ontario Superior Court of Justice “ruled in favour of CBC, on the grounds that the words in the broadcast were true,” according to CBC producer Lynn Burgess: Read the rest of this entry »

Written by Shannon Palus

July 31st, 2015 at 10:21 am