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Evidence / Setchell et al. · 2005

Identifying S-equol and its formation

Selected research. Study type, product relevance and limitations are shown separately.

Biological formation · simplified
DaidzeinPrecursor molecule
Conversion by certain gut bacteria
Varies between people
S-equolFormed metabolite
Fig. 2 — Conceptual pathway; intermediate steps omitted. Not a manufacturing process or experimental result.

Setchell et al. · 2005

Editorial study summary

Study type
Mechanistic / analytical; human pharmacokinetic component
Relevance to DR.MORGAN
Mechanistic relevance
Sample / population
Pharmacokinetic component: 3 healthy adults
Duration
Single-dose pharmacokinetics; in-vitro formation experiments
Finding
Human samples and cultured intestinal flora supported S-equol formation from daidzein.
Limitations
Very small pharmacokinetic sample. Not a trial of menopausal symptom relief or of DR.MORGAN S-EQUOL PLUS.
Study quality and disclosures
Quality assessment
Methods and sample context reviewed from abstract; full risk-of-bias appraisal not completed.
Funding / conflicts
PubMed lists NIH support. Complete conflict disclosures not assessed here.

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