Results 41 to 50 of about 1,755 (175)

Physapubescin B From Physalis: A Food‐Derived Withanolide for Cancer Chemoprevention and Nutraceutical Development

open access: yeseFood, Volume 7, Issue 4, August 2026.
Physapubescin B may interfere with multiple cancer‐associated signaling pathways by inhibiting Ras/Raf/mitogen‐activated protein kinase kinase/extracellular signal‐regulated kinase (Ras/Raf/MEK/ERK) signaling and vascular endothelial growth factor (VEGF)‐dependent angiogenesis.
Wojciech Koch   +11 more
wiley   +1 more source

Ashwagandha: Is It Safe? Part 2: A Preclinical Evidence Review

open access: yesPhytotherapy Research, Volume 40, Issue 8, Page 4792-4801, August 2026.
ABSTRACT The preclinical evidence for the safety of ashwagandha ( Withania somnifera (L.) Dunal, AS) is reviewed, and its preparations (extracts) and constituents, from the general toxicity in animal models to in vitro and cell culture studies, which may elucidate mechanisms of action and explain clinical case reports. Most studies and reviews conclude
Elizabeth M. Williamson, Thomas Brendler
wiley   +1 more source

Safety of 12‐Months Administration of Ashwagandha ( Withania somnifera ) Standardized Root Extract in Healthy Adults: A Prospective, Observational Study

open access: yesPhytotherapy Research, Volume 40, Issue 8, Page 4802-4812, August 2026.
ABSTRACT Ashwagandha, an adaptogen, is an important herb of Ayurveda used as a Rasayana for its various health benefits. This prospective, multi‐center, observational clinical study evaluates the safety (clinical and laboratory) of a standardized Ashwagandha Root Extract (ARE) on long‐term administration over 12 months. Male and female adults (N = 191)
Jaising Salve   +6 more
wiley   +1 more source

Characterization of the Metabolic Fate of Datura metel Seed Extract and Its Main Constituents in Rats

open access: yesFrontiers in Pharmacology, 2019
Datura metel L. has been frequently used in Chinese traditional medicine. However, little is known on the chemical composition and in vivo metabolism of its seeds.
Cong Xia   +9 more
doaj   +1 more source

Ashwagandha: Is It Safe? Part 1: A Regulatory Review

open access: yesPhytotherapy Research, Volume 40, Issue 8, Page 4845-4857, August 2026.
ABSTRACT Over the last decade, ashwagandha ( Withania somnifera (L.) Dunal, AS) has been brought under increasing scrutiny by EU regulators regarding its safety for the use in food supplements, culminating in a recent recommendation for an Article 8 procedure according to Regulation (EC) No. 1925/2006 in the European Union (EU).
T. Brendler   +5 more
wiley   +1 more source

Evaluation of Potential Hormonal Activities of Ashwagandha (Withania somnifera)

open access: yesPhytotherapy Research, Volume 40, Issue 8, Page 4880-4897, August 2026.
ABSTRACT Ashwagandha is a widely used herb in traditional medicine systems, particularly Ayurveda. Despite its extensive tradition, growing concerns regarding its potential endocrinological effects have prompted scientific scrutiny. This review systematically evaluates the current preclinical, clinical, and case study evidence concerning AS's effects ...
Günter Vollmer, Thomas Brendler
wiley   +1 more source

An updated review on phytochemistry and molecular targets of Withania somnifera (L.) Dunal (Ashwagandha)

open access: yesFrontiers in Pharmacology, 2023
Withania somnifera (L.) Dunal belongs to the nightshade family Solanaceae and is commonly known as Ashwagandha. It is pharmacologically a significant medicinal plant of the Indian sub-continent, used in Ayurvedic and indigenous systems of medicine for ...
Arsalan Bashir   +4 more
doaj   +1 more source

Safety Evaluation of an Aqueous Root and Leaf Extract of Ashwagandha ( Withania somnifera )

open access: yesPhytotherapy Research, Volume 40, Issue 8, Page 5030-5047, August 2026.
Sensoril, an aqueous root and leaf extract of ashwagandha showed no evidence of mutagenicity in the in vitro Ames assay, was negative in the in vitro micronucleus, in vivo mammalian bone marrow chromosome aberration assays, and was well tolerated in the rat at up to 4000 mg/kg BW/day when administered orally for a period of 90 days. The data from these
Mukesh Summan   +2 more
wiley   +1 more source

Leishmanicidal Activity of Withanolides from Aureliana Fasciculata var. Fasciculata

open access: yesMolecules, 2018
Leishmaniasis is the generic denomination to the neglected diseases caused by more than 20 species of protozoa belonging to the genus Leishmania. The toxic and parenteral-delivered pentavalent antimonials remain to be the first-line treatment.
Simone Cristina de M. Lima   +7 more
doaj   +1 more source

QTOF-ESI MS Characterization and Antioxidant Activity of Physalis peruviana L. (Cape Gooseberry) Husks and Fruits from Costa Rica

open access: yesMolecules, 2022
There is increasing interest in research of secondary metabolites from Physalis peruviana (Cape gooseberry) because of their potential bioactivities. In this study, the profile of compounds found in fruits and husks from Costa Rica was determined through
Mirtha Navarro-Hoyos   +7 more
doaj   +1 more source

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