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Study, 2025

Could ginkgo biloba, soy, and other nutrients help hormone-related mood problems like PMS and PMDD?

This paper presents a theoretical model suggesting ginkgo biloba, soy isoflavones, and supporting nutrients might together support hormone, blood vessel, and brain chemical balance in conditions such as PMS and PMDD. It is not a new study in women, so we cannot know how well it works.

Early or limited evidence Not a study of patients; this is a theoretical model built from existing laboratory and clinical research.

What they did

The authors combined existing laboratory, clinical, and theoretical research to build a model of how ginkgo biloba and soy isoflavones might work together in the body, alongside supporting nutrients such as magnesium, selenium, vitamin E, and the herb Vitex agnus-castus. They applied this model to three conditions: menopause symptoms, PMS/PMDD, and general nerve and metabolism-related problems.

What they found

According to this model, ginkgo biloba may boost energy production in cells, support blood vessel function, and improve blood flow to the brain. Soy isoflavones are described as supporting hormone signaling and boosting the body's serotonin, a brain chemical linked to mood. Supporting nutrients were linked to specific roles: magnesium to calming nerve activity, selenium and vitamin E to protecting blood vessels, and Vitex agnus-castus to balancing a brain chemical called dopamine. Together, the authors propose these restore balance across hormonal, nerve, and blood vessel systems.

What it means for you

This is a theory built from existing research rather than a new trial testing this combination in women with PMS or PMDD. It offers a possible explanation for why these natural compounds might help, but it does not show, with real patients, how well or how safely this combination works.

About the study

Original title
Neurovascular–Metabolic Regulatory Mechanisms of Ginkgo biloba: Nutritional Pharmacology Insights into Mitochondrial, Endothelial, and Neurotransmitter Coupling Pathways
Authors
Xu, Jin
Journal
Zenodo (CERN European Organization for Nuclear Research)
Year
2025
Study design
Study
What was tested
Ginkgo biloba and soy isoflavones, together with magnesium, selenium, vitamin E, and Vitex agnus-castus.
Open access
Yes
Original abstract

Abstract Background: The convergence of Ginkgo biloba and soy isoflavones represents a novel paradigm in nutritional pharmacology, where two mechanistically distinct agents co-regulate the Neuro–Endocrine–Vascular–Metabolic (NEVM) system. This study proposes and substantiates a four-axis integrative framework in which Ginkgo biloba acts as the executive synchronizer - modulating energy metabolism, endothelial dynamics, and neurotransmitter balance - while soy isoflavones function as the regulatory initiator, recalibrating endocrine rhythm through selective estrogen receptor-β (ER-β) and G-protein–coupled estrogen receptor (GPER1) signaling. Methods and Framework: Through a synthesis of mechanistic literature, clinical trial data, and translational analyses, this paper integrates evidence from three key pathological contexts: menopausal syndrome, premenstrual dysphoric and metabolic-affective disorders (PMS/PMDD), and neuro-metabolic dysregulation. Each condition was deconstructed into its primary axis imbalance - hormonal, neurochemical, vascular, or energetic - and then reconstructed through Ginkgo–Isoflavone–cofactor synergy (Vitex agnus-castus, magnesium, selenium, and vitamin E), forming a dynamic multi-nutrient network of systemic restoration. Results and Mechanistic Insight: Across all models, Ginkgo biloba activated AMPK–PGC-1α–Nrf2 and PI3K–AKT–eNOS pathways, enhancing mitochondrial biogenesis, nitric oxide bioavailability, and cerebral perfusion. Soy isoflavones restored ER-β–mediated genomic signaling, improving serotonin synthesis (TPH2 upregulation), mitochondrial transcriptional control, and vascular remodeling. The combined effect re-established bioenergetic and neurochemical coherence, converting endocrine modulation into vascular and cognitive stability. Supporting cofactors extended these effects: magnesium reinforced AMPK–GABA coupling; selenium and vitamin E stabilized endothelial redox defense; Vitex agnus-castus normalized dopaminergic feedback. Conclusions: The findings establish a coherent systems framework in which nutrient synergy acts as network synchronization, not nutrient substitution. The Ginkgo biloba–Isoflavone axis, supported by specific micronutrient partners, redefines complex chronic conditions such as menopausal transition, PMS/PMDD, and metabolic cognitive fatigue as disorders of system desynchronization, treatable through multi-axis coherence therapy. This work positions Ginkgo biloba as the central synchronizer and soy isoflavones as the endocrine catalyst of the NEVM system - together forming a biological model of cross-axis harmony within the Keyora nutritional pharmacology paradigm.

Reproduced under CC-BY.

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