Beneficial Effects of Organosulfur Compounds from Allium cepa on Gut Health: A Systematic Review
Metadatos
Mostrar el registro completo del ítemEditorial
MDPI
Materia
Allium cepa Dysbiosis Gut microbiota (GM) Intestinal health Organosulfur compounds (OSCs) Thiosulphonates
Fecha
2021-07-21Referencia bibliográfica
Guillamón, E... [et al.]. Beneficial Effects of Organosulfur Compounds from Allium cepa on Gut Health: A Systematic Review. Foods 2021, 10, 1680. [https://doi.org/10.3390/foods10081680]
Resumen
Dietary changes affect the composition and structure of gut microbiota (GM) in animals
and humans. One of the beneficial effects of consuming products derived from plants is the positive
influence on immunity and gastrointestinal health. Species belonging to the genus Allium contain
many organosulfur compounds (OSCs) that have been widely studied showing their biological
properties and beneficial effects on intestinal health and GM. This is the first systematic review of
OSCs from Allium performed following the Preferred Reporting Items for Systematic Reviews and
Meta-Analyses (PRISMA) guidelines, and it is based on the evidence that we found in literature about
the benefits on the GM and intestinal health demonstrated by OSCs from Allium, and specifically
from onion. OSCs from Allium cepa have shown a significant antibacterial activity against a broad
spectrum of antibiotic-resistant Gram-positive and Gram-negative bacteria. In addition, the intake of
OSCs from onion was able to modulate the composition of GM, increasing the beneficial bacterial
populations in animal models. Moreover, the beneficial effects observed in murine models of colitis
suggest that these compounds could be suitable candidates for the treatment of inflammatory bowel
disease (IBD) or reverse the dysbiosis caused by a high-fat diet (HFD). Despite the evidence found
both in vitro and in vivo, we have not found any article that tested OSCs different from allicin in
clinical trials or dietary intervention studies in humans. In this sense, it would be interesting to
conduct new research that tests the benefits of these compounds in human GM.