# Carotenoid Skin Health Meta-analysis: What the Evidence Says
Canonical: https://www.migaku.app/guides/carotenoid-skin-health-meta-analysis-evidence-review
Category: evidence-review
Summary: Carotenoid Skin Health Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are mi
Last reviewed: 2026-07-05
Reviewed by: Migaku Evidence Review
# Carotenoid Skin Health Meta-analysis: What the Evidence Says

## Quick Answer

Carotenoid Skin Health Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are mixed biomedical and public-health sources, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 1 observational study, 1 research article.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| Higher skin carotenoid levels are associated with lower risks of metabolic syndrome: a cross-sectional study in Vietnamese participants | observational study | 3 | 2026-01-22 | 10.3389/fnut.2025.1715158 |
| Association Between Fruit and Vegetable Intake and Skin Carotenoid Levels Among Japanese Adults in the Workplace | research article | 4 | 2026-02-06 | 10.3390/nu18030550 |

## What The Sources Report

- The proportion of deaths from non-communicable diseases has increased from 58.1 to 68.3% globally between 1990 and 2020, and the situation is worse in Vietnam, where it rose from 58.0 to 79.8%; hence, the prevention of lifestyle-related diseases such as cancer, cardiovascular disease, and diabetes is an important health issue in Vietnam. [Yoshida Kazutaka (2026); evidence level 3]
- Carotenoids are pigment components with antioxidant capacities that are mainly found in vegetables, fruits, and algae, and have various health benefits, such as preventing cancer and cardiovascular disease, and improving cognitive and visual functions. [Yoshida Kazutaka (2026); evidence level 3]
- Given the high burden of noncommunicable diseases associated with hyperglycaemia and elevated blood pressure (BP), effective prevention strategies are urgently needed. [Okada Emiko (2026); evidence level 4]
- Epidemiological evidence suggests that a diet rich in fruits and vegetables reduces the risk of developing diabetes and hypertension. [Okada Emiko (2026); evidence level 4]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

For carotenoid skin health meta-analysis, the current source set is useful for orientation, but it is not yet broad enough for strong claims. Use cautious language and keep conclusions close to the cited sources.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Yoshida Kazutaka (2026). Higher skin carotenoid levels are associated with lower risks of metabolic syndrome: a cross-sectional study in Vietnamese participants. DOI: 10.3389/fnut.2025.1715158. PMCID: PMC12872504. PMID: 41659800. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12872504/
- Okada Emiko (2026). Association Between Fruit and Vegetable Intake and Skin Carotenoid Levels Among Japanese Adults in the Workplace. DOI: 10.3390/nu18030550. PMCID: PMC12899929. PMID: 41683372. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12899929/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.