Evidence map›Paper›PMID 34684300›Full record

ReviewNutrients2021

Alternative Dietary Patterns for Americans: Low-Carbohydrate Diets.

Jeff S Volek, Stephen D Phinney, Ronald M Krauss, Richard J Johnson, Laura R Saslow, Barbara Gower, William S Yancy, Janet C King, Frederick M Hecht, Nina Teicholz and 2 more

Open access · goldAbstract readReview
In one paragraph

Review in Nutrients, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 1 pooled it
5.2field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed, 1 synthesis or guideline pooled it, 56 citations in OpenAlex.

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  5. Impact of a low-carbohydrate diet on cardiometabolic parameters in individuals with and without diabetes: An 8-year longitudinal study within the ELSA-Brasil cohort.Nutrition in clinical practice : official publication of the American Society for Parenteral and Enteral Nutrition · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors at 10 institutions in 1 country.

Jeff S VolekDepartment of Human Sciences, Ohio State University, Columbus, OH 43017, USA.ORCID 0000-0001-8702-0351
Stephen D PhinneyVirta Health, San Francisco, CA 94015, USA.ORCID 0000-0002-3322-3978
Ronald M KraussDepartments of Pediatrics and Medicine, University of California, San Francisco, CA 94143, USA.
Richard J JohnsonDivision of Renal Diseases and Hypertension, University of Colorado Anschutz Medical Campus, Aurora, CO 80045, USA.ORCID 0000-0003-3312-8193
Laura R SaslowDepartment of Behavior & Biological Sciences, University of Michigan, Ann Arbor, MI 48109, USA.
Barbara GowerDepartment of Nutrition Sciences, University of Alabama, Birmingham, AL 35233, USA.
William S YancyDepartment of Medicine, Lifestyle and Weight Management Center, Duke University, Durham, NC 27705, USA.
Janet C KingDepartment of Nutritional Sciences & Toxicology, University of California, Berkley, CA 94720, USA.
Frederick M HechtOsher Center for Integrative Medicine, University of California San Francisco, San Francisco, CA 94115, USA.
Nina TeicholzThe Nutrition Coalition, New York, NY 10011, USA.
Bruce R BistrianBeth Israel Deaconess Medical Center, Boston, MA 02215, USA.
Osama HamdyJoslin Diabetes Center, Harvard Medical School, Boston, MA 02215, USA.
University of California, San Francisco · USBeth Israel Deaconess Medical Center · USDuke University · USJoslin Diabetes Center · USThe Ohio State University · USUniversity of Alabama at Birmingham · USUniversity of California, Berkeley · USUniversity of Colorado Anschutz Medical Campus · USUniversity of Michigan · USVirtua Health · US

Funding

Regional Pilot And Feasibility Study Grants ProgramP30DK020572 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI DAVID P OLSON · 2013 to 2026
$24.3M
University of Alabama at Birmingham's Diabetes Research CenterP30DK079626 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BARBARA A GOWER · 2013 to 2026
$19.5M
Research BaseP30DK092926 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MARY ELLEN MICHELE HEISLER, ADESUWA B OLOMU · 2011 to 2026
$10.0M
NIDDK NIH HHS P30 DK020572NIDDK NIH HHS P30 DK079626NIDDK NIH HHS P30 DK092926
6 · The paper itself

Abstract

The decades-long dietary experiment embodied in the Dietary Guidelines for Americans (DGA) focused on limiting fat, especially saturated fat, and higher carbohydrate intake has coincided with rapidly escalating epidemics of obesity and type 2 diabetes (T2D) that are contributing to the progression of cardiovascular disease (CVD) and other diet-related chronic diseases. Moreover, the lack of flexibility in the DGA as it pertains to low carbohydrate approaches does not align with the contemporary trend toward precision nutrition. We argue that personalizing the level of dietary carbohydrate should be a high priority based on evidence that Americans have a wide spectrum of metabolic variability in their tolerance to high carbohydrate loads. Obesity, metabolic syndrome, and T2D are conditions strongly associated with insulin resistance, a condition exacerbated by increased dietary carbohydrate and improved by restricting carbohydrate. Low-carbohydrate diets are grounded across the time-span of human evolution, have well-established biochemical principles, and are now supported by multiple clinical trials in humans that demonstrate consistent improvements in multiple established risk factors associated with insulin resistance and cardiovascular disease. The American Diabetes Association (ADA) recently recognized a low carbohydrate eating pattern as an effective approach for patients with diabetes. Despite this evidence base, low-carbohydrate diets are not reflected in the DGA. As the DGA Dietary Patterns have not been demonstrated to be universally effective in addressing the needs of many Americans and recognizing the lack of widely available treatments for obesity, metabolic syndrome, and T2D that are safe, effective, and sustainable, the argument for an alternative, low-carbohydrate Dietary Pattern is all the more compelling.

Indexed as

Diet, Carbohydrate-RestrictedNutrition PolicyDiabetes Mellitus, Type 2Diet, KetogenicHumansInsulin ResistanceObesityUnited Statesdietary guidelinesdietseating patternshigh-fatinsulin resistancelow-carbohydrateobesitytype-2 diabetes

Identifiers

PMID34684300
PMCPMC8537012
OpenAlexW3199792590

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.