Key result
Carnivore diet linked to new xanthoma development in an 8-month case report.
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Key Points
- To document a clinical presentation of xanthoma in an adult male adhering to an exclusive carnivore diet.
- Evaluated a man in his 40s presenting with yellowish skin nodules after following a carnivore diet for eight months.
- Performed clinical examination and diagnostic workup leading to the identification of xanthoma.
- Diagnosed cutaneous xanthoma presenting as yellowish nodules following eight months of an all-meat carnivore diet.
- Identified dietary-induced lipid changes as the primary clinical context associated with the lesion development.
Structured PICO
P
Population
1 man in his 40s presenting with yellowish nodules
I
Intervention
Carnivore diet adopted 8 months prior to presentation
O
Outcome
Diagnosis of xanthoma
A carnivore diet may be associated with the development of xanthomas, likely secondary to severe dyslipidemia.
Key expert perspectives
Captured external expert commentary on this paper, strongest first. Original sources are linked where available.
“This case highlights the impact of dietary patterns on lipid levels and the importance of managing hypercholesterolemia to prevent complications.”
“Xanthelasmas are yellowish plaques commonly found on the eyelids. When the cholesterol levels circulating in the bloodstream are extremely high and cannot get metabolized, xanthelasmas form due to deposition of cholesterol within the macrophages in the dermis.”
Implication
Alerts clinicians to possible xanthoma risk on carnivore diets; leaves open causality and generalizability beyond this single case.
Abstract
This case report describes a diagnosis of xanthoma in a man in his 40s who adopted a carnivore diet 8 months before presentation.
Discussion
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Cite This Study
Marmagkiolis et al. (2025) studied this question. A carnivore diet consumed for 8 months was associated with the development of xanthoma in a man in his 40s.