Journal profile · NUTRITION & DIETETICS
Nutrition and Metabolic Insights
ISSN 1178-6388 · SAGE Publishing · United Kingdom
Nutrition and Metabolic Insights: CAS Zone 4 · Medicine (2025 upgraded edition); impact factor 2.3 (journal website); fully open access; APC about USD 2,650; median 175 days to acceptance (28 articles, last 24 months); acceptance rate 26.6% (journal website); 11 articles in 2025; indexed in ESCI and Scopus.
Scope
Aims, scope and focus
Nutrition and Metabolic Insights is published by SAGE Publishing and is in Zone 4 of Medicine in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Nutritional Studies and Diet, Child Nutrition and Water Access and Obesity, Physical Activity, Diet, together about 25% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
Nutrition and Metabolic Insights is an international, peer reviewed, open access journal focusing on nutrition and metabolism. The journal encompasses nutrition, including the … | View full journal description This journal is a member of the Committee on Publication Ethics (COPE).
From the journal's Aims & Scope
Research area (LetPub): NUTRITION & DIETETICS
Editor-in-chief Giribabu NelliPublisher website
Editorial board by country: none in mainland China; most named Canada 3, United States 2, Italy 2, Australia 2, United Kingdom 1 (13 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Nutritional Studies and DietMedicine9.8%
- Child Nutrition and Water AccessNursing8.3%
- Obesity, Physical Activity, DietMedicine6.9%
- Nutrition and Health in AgingMedicine6.6%
- Diet and metabolism studiesMedicine6%
- Muscle metabolism and nutritionBiochemistry, Genetics and Molecular Biology4.8%
- Iron Metabolism and DisordersMedicine4.5%
- Fatty Acid Research and HealthNursing4.2%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Nutrition & Dietetics | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 3 |
| Minor | Nutrition & Dietetics | Zone 3 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
Database indexing
ESCIScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor (publisher)
- 2.3Publisher website ·
- 5-year impact factor (publisher)
- 2.9Publisher website ·
- CiteScore 2026-06
- 4.2LetPub ·
- SJR 2026-06
- 0.53LetPub ·
- SNIP 2026-06
- 0.73LetPub ·
- h-index
- 32OpenAlex ·
- i10-index
- 120OpenAlex ·
- 2-year mean citedness
- 2.66OpenAlex ·
- Self-citation rate
- 4.3%LetPub ·
- Share of gold OA articles
- 100%LetPub ·
Volume
- Articles per year
- 8LetPub ·
- Articles per year (publisher)
- 3Publisher website ·
Articles by year OpenAlex count · 251 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 15 | 15 | 10 |
| 2025 | 11 | 11 | 16 |
| 2024 | 21 | 21 | 99 |
| 2023 | 17 | 17 | 168 |
| 2022 | 29 | 29 | 252 |
| 2021 | 26 | 26 | 564 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
Review time from article dates manuscript dates registered with PubMed · to
175 daysMedian, submission to acceptance · P25–P75 118 days – 265 days
- Acceptance to online
- median 47 days (28 articles)
- Submission to online
- median 228 days
- Sample
- 28 articles with submission and acceptance dates (35 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- about 8 weeksLetPub ·
- Acceptance rate (publisher)
- 26.6%Publisher website ·
- Submission to first decision
- 3 daysPublisher website ·
- Submission to acceptance
- 141 daysPublisher website ·
- Acceptance to publication
- 55 daysPublisher website ·
- Submission to publication (journal-reported)
- about 8 weeksDOAJ ·
- Peer review
- Single anonymous peer reviewDOAJ
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Fully open accessDOAJ
Every article is open access; authors usually pay an article processing charge (APC).
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | USD 2,650 | Yes | CC BY, CC BY-NC | |
| OpenAlex | USD 2,650 | — | — | |
| LetPub | USD 2,650 | Yes | — | |
| Publisher website | USD 3,000 | — | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
What to prepare2 items from the author guidelines
- Abstract
- 150–200 words
- Reference style
- AMA
Article types accepted17, with length limits
- case reportNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- case reportsCase Reports: Case reports present interesting or unusual examples of disease, side effects, symptoms, treatments, pathogenesis, or unusual circumstances in med…Length not stated
- commentariesCommentaries: Commentaries are by invitation only.Length not stated
- commentaryNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…main text ≤ 1,000 words
- concise reviewsConcise reviews: These are similar to a review, but less elaborate and often sum up several studies in a more concise manner for easier reading and reference.Length not stated
- debatesDebates: These are published in response to another paper often presenting differing opinions.Length not stated
- editorialNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- editorialsEditorials: Written by the Editor-in-Chief, deputy Editor-in-Chief, Guest Editor or Associate Editor of a journal, editorials are intended to inform readers of …Length not stated
- expert reviewsExpert Reviews: These are similar to a review but are invited and are generally written by an opinion leader in the area.Length not stated
- letters to the editorNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- opinionNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- original articleNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- original paperNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- original researchNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- research paperNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- reviewNutrition and Metabolic Insights welcomes submissions of the following types: Case Reports: Case reports present interesting or unusual examples of disease, sid…Length not stated
- short reviewately 1,000 words excluding references. Short reviews: A short review is similar to a review but briefer at around 1,000 words excluding references. Clinical tr…main text ≤ 1,000 words
Policy excerpts from the journal's websiteAuthorship, Data availability, Publication ethics, License & copyright, Open access, Peer review, Plagiarism, Preprints, Trial registration / reporting guidelines
- Authorship Authorship
Please view our authorship policies, which includes information on criteria for authorship, who should be the corresponding author and more. Please note that AI chatbots, for example ChatGPT, should not be listed as authors. For more information see the policy on Use of ChatGPT and generative AI tools.
Source ↗Publisher website ·- Data availability Data availability
Subject to appropriate ethical and legal considerations, authors are encouraged to: Share your research data in a relevant public data repository Include a data availability statement linking to your data. If it is not possible to share your data, use the statement to confirm why it cannot be shared. Cite this data in your research The Journal is committed to facilitating openness, transparency an…
Source ↗Publisher website ·- Publication ethics Ethical considerations
Please include your ethics approval statements under this heading, even if you have already included ethics approval information in your methods section. If ethical approval was not required, you need to explicitly state this. All papers reporting studies involving human participants, human data or human tissue must state that the relevant Ethics Committee or Institutional Review Board approved th…
Source ↗Publisher website ·- License & copyright
Creative Commons licensing for manuscript content Model summary
Manuscript content on this site is licensed under Creative Commons Licenses
Source ↗Publisher website ·- Open access Publishing fees and open access
Nutrition and Metabolic Insights is an open access, peer-reviewed journal. All accepted articles are made freely available online immediately upon publication, are published under a Creative Commons license, and hosted online in perpetuity. If, after peer review, your manuscript is accepted for publication, a one-time article processing charge (APC) is payable to cover the cost of publishing, paid…
Source ↗Publisher website ·- Peer review Peer review policy
The following summary describes the peer review process for this journal: Identity transparency: Single-anonymized Reviewer interacts with: Editor Review information published: None Your manuscript will undergo an initial evaluation. If it does not conform to the requirements laid out in these guidelines, it will be returned to you for amendments prior to peer review. Manuscripts may be desk rejec…
Source ↗Publisher website ·- Plagiarism Plagiarism
The journal and Sage take issues of copyright infringement, plagiarism or other breaches of best practice in publication very seriously. Please read Sage's complete policy on plagiarism and the actions we may take.
Source ↗Publisher website ·- Preprints Preprints
The journal will consider submissions of manuscripts that have been posted on preprint servers. Please enter the preprint DOI in the designated field when submitting your manuscript. We advise that you inform the Journal Editorial office about your posted preprint at submission. Note that you should not post an updated version of your manuscript on a preprint server while it is being peer reviewed…
Source ↗Publisher website ·- Trial registration / reporting guidelines Clinical trial registration
The journal conforms to the ICMJE requirement that clinical trials are registered in a WHO-approved public trials registry at or before the time of first participant enrollment as a condition of consideration for publication. The trial registry name and URL, and registration number must be included at the end of the abstract.
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- SAGE Publishing
- Country or region
- United Kingdom
- Language
- English
- ISSN
- 1178-6388
- Official links
- Journal homepage ↗LetPub
- Submission system ↗Publisher website
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Fee waivers ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about Nutrition and Metabolic Insights
What CAS zone is Nutrition and Metabolic Insights in?
In the 2025 upgraded edition of the CAS Journal Ranking, Nutrition and Metabolic Insights is in Zone 4 of Medicine, and in Zone 4 of the minor category Nutrition & Dietetics. In the 2026 Xinrui edition it is in Zone 3 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Nutrition and Metabolic Insights?
The journal's website gives an impact factor of 2.3; this is the journal's own figure, as LetPub lists none for it; CiteScore 4.2, h-index 32.
How long does peer review take at Nutrition and Metabolic Insights?
Based on the dates recorded on 28 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 175 days (interquartile range 118–265 days); authors report an average review time of about 8 weeks; the journal's website gives an acceptance rate of 26.6%. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
What are the manuscript requirements of Nutrition and Metabolic Insights?
According to the journal's author guidelines: Abstract: 150–200 words; Reference style: AMA. A model extracted these from the author guidelines and each was checked against the text; check the latest version on the journal's website before submitting.
Where are the editorial board members of Nutrition and Metabolic Insights based?
Of the 13 board members whose country the journal's board page names, none are in mainland China; the countries named most often are Canada (3), United States (2) and Italy (2). Counted from the institutions listed on the board page; for reference only.
Which databases index Nutrition and Metabolic Insights?
According to LetPub and DOAJ records, Nutrition and Metabolic Insights is indexed in ESCI, Scopus and DOAJ.
Is Nutrition and Metabolic Insights open access, and what is the APC?
Nutrition and Metabolic Insights is a fully open-access journal. APC about USD 2,650.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex, DOAJ; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-25). Last updated: .