SynthesisThe American journal of clinical nutrition2014
Fructose, high-fructose corn syrup, sucrose, and nonalcoholic fatty liver disease or indexes of liver health: a systematic review and meta-analysis.
Synthesis in The American journal of clinical nutrition, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 101 papers, 8 of them syntheses that pooled 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.
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.
Who cites it
101 citing papers in PubMed, 8 syntheses or guidelines pooled it, 253 citations in OpenAlex.
- The oral und systemic health risks of sugar consumption: an umbrella review.Clinical oral investigations · 2026Pooled it
- The impact of high fructose corn syrup on liver injury and glucose metabolism: a systematic review.Frontiers in nutrition · 2025Pooled it
- Pooled it
- Lifestyle as well as metabolic syndrome and non-alcoholic fatty liver disease: an umbrella review of evidence from observational studies and randomized controlled trials.BMC endocrine disorders · 2022Pooled it
- Correlation of Adiponectin Gene PolymorphismsFrontiers in endocrinology · 2022Pooled it
- Effects of dietary macronutrients on liver fat content in adults: a systematic review and meta-analysis of randomized controlled trials.European journal of clinical nutrition · 2021Pooled it
- ESPEN guideline on clinical nutrition in liver disease.Clinical nutrition (Edinburgh, Scotland) · 2019Guideline
- Effect of Dietary Sugar Intake on Biomarkers of Subclinical Inflammation: A Systematic Review and Meta-Analysis of Intervention Studies.Nutrients · 2018Pooled it
- Responsiveness of the Serum Carbon Isotope Ratio to Dietary Added Sugar Reduction in a Randomized Controlled Trial among Youth with Steatotic Liver Disease.The Journal of nutrition · 2025Trial
- Short-Term Isocaloric Intake of a Fructose- but not Glucose-Rich Diet Affects Bacterial Endotoxin Concentrations and Markers of Metabolic Health in Normal Weight Healthy Subjects.Molecular nutrition & food research · 2019Trial
- Impact of liver fat on the differential partitioning of hepatic triacylglycerol into VLDL subclasses on high and low sugar diets.Clinical science (London, England : 1979) · 2017Trial
- Nutritional Strategies for the Individualized Treatment of Non-Alcoholic Fatty Liver Disease (NAFLD) Based on the Nutrient-Induced Insulin Output Ratio (NIOR).International journal of molecular sciences · 2016Trial
- High daily fructose intake and late-evening fruit consumption are associated with ultrasonographically assessed hepatic steatosis in family medicine outpatients.Scientific reports · 2026Article
- Flaxseed oil and probiotics protect against induced nonalcoholic fatty liver disease (NAFLD) in male rats.Open life sciences · 2026Article
- Inverse associations between Mediterranean diet constituents and the gut microbiota in metabolic-associated steatotic liver disease (MASLD): a case-control study.Nutrition & metabolism · 2025Article
- Article
- Molecular mechanisms of metabolic dysfunction-associated steatotic liver disease (MASLD): functional analysis of glucose and fructose metabolism pathways.Clinical science (London, England : 1979) · 2025Review
- Article
- Role of amino acids in the regulation of hepatic gluconeogenesis and lipogenesis in metabolic dysfunctionassociated steatotic liver disease.Clinical and molecular hepatology · 2025Review
- Associations of Food Group Intakes with Serum Carbon Isotope Ratio Values in Youth: Results from 2 Prospective Pediatric Cohort Studies.The Journal of nutrition · 2025Article
41 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
6 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundConcerns have been raised about the concurrent temporal trend between simple sugar intakes, especially of fructose or high-fructose corn syrup (HFCS), and rates of nonalcoholic fatty liver disease (NAFLD) in the United States.
objectiveWe examined the effect of different amounts and forms of dietary fructose on the incidence or prevalence of NAFLD and indexes of liver health in humans.
designWe conducted a systematic review of English-language, human studies of any design in children and adults with low to no alcohol intake and that reported at least one predetermined measure of liver health. The strength of the evidence was evaluated by considering risk of bias, consistency, directness, and precision.
resultsSix observational studies and 21 intervention studies met the inclusion criteria. The overall strength of evidence for observational studies was rated insufficient because of high risk of biases and inconsistent study findings. Of 21 intervention studies, 19 studies were in adults without NAFLD (predominantly healthy, young men) and 1 study each in adults or children with NAFLD. We found a low level of evidence that a hypercaloric fructose diet (supplemented by pure fructose) increases liver fat and aspartate aminotransferase (AST) concentrations in healthy men compared with the consumption of a weight-maintenance diet. In addition, there was a low level of evidence that hypercaloric fructose and glucose diets have similar effects on liver fat and liver enzymes in healthy adults. There was insufficient evidence to draw a conclusion for effects of HFCS or sucrose on NAFLD.
conclusionsOn the basis of indirect comparisons across study findings, the apparent association between indexes of liver health (ie, liver fat, hepatic de novo lipogenesis, alanine aminotransferase, AST, and γ-glutamyl transpeptase) and fructose or sucrose intake appear to be confounded by excessive energy intake. Overall, the available evidence is not sufficiently robust to draw conclusions regarding effects of fructose, HFCS, or sucrose consumption on NAFLD.
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Registered trials
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.