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4 peer-reviewed studies
What the evidence says
Most Beef Liver studies are mechanism or observational rather than RCTs that measure a clinical effect — keep findings provisional.
Most evidence is from mixed-quality studies published 1996–2022 with a typical study size of 10 participants.
Based on 4 studies · 11 total participants
Confidence
Very low1 study in the last 5 years
Liver had the highest vitamin A, B2 and niacin contents, and the highest copper content, among the edible bovine by-products examined.
Seong PN, Kang GH, Park KM, et al. · Korean J Food Sci Anim Resour (2014)
A single meal of liver contains, on average, a 10- to 20-fold higher amount of vitamin A than what is already suspected to be teratogenic.
Arnhold T, Tzimas G, Wittfoht W, Plonait S, Nau H. · Life Sci (1996)
Vitamin A toxicity can lead to serious liver injury and should be considered in the differential diagnosis of chronic liver disease.
Arisheva OS, Avdoshina SV, Goreva LA, Markova MA. · Ter Arkh (2022)
Organ meat is proposed as an affordable, nutrient-dense diet to meet daily protein and micronutrient requirements.
Fayemi PO, Muchenje V, Yetim H, Ahhmed A. · Food Res Int (2018)