Botanical Overview

Glycine max, commonly known as Soybean or Soy, belongs to the Fabaceae family. This widely cultivated plant originates from East Asia and its major parts used medicinally include the seed, leaf, and root. Soybean is renowned both as a dietary staple and for its medicinal applications.

Energetics

The energetics of Glycine max are considered neutral in temperature and moisture with a sweet taste. It acts as a tonifying agent primarily nourishing qi and blood.

Primary Actions

• Phytoestrogenic
• Antioxidant
• Lipid-lowering
• Anti-inflammatory
• Anticancer

Indications

Western

• Menopausal symptoms
• Hypercholesterolemia
• Bone loss
• Cardiovascular risk factors
• Menstrual discomfort

Syndromes

• Menopausal syndrome
• Dyslipidemia
• Osteoporosis
• Cardiovascular disease prevention

TCM

• Blood deficiency related symptoms
• Kidney deficiency

Syndromes

• Kidney yin deficiency
• Blood deficiency

Ayurveda

No well-established traditional indications documented.

Unani

No well-established traditional indications documented.

Constituents & Mechanisms

Key phytochemicals include isoflavones such as genistein and daidzein, glycitin, saponins, phytosterols, and proteins, which contribute to the plant’s estrogen-like activity, antioxidant effects, lipid-lowering, and anti-inflammatory properties.

Dosage & Preparations

• Soy protein isolate 20-50 g/day (for lipid lowering)
• Isoflavone supplements 40-80 mg/day
• Fermented soy products as food

Safety & Contraindications

Glycine max is generally safe when consumed as food or supplements. Use caution in individuals with hormone-sensitive cancers or thyroid disorders, as interactions and effects on hormone levels may occur. Limited data supports cautious use during pregnancy and lactation. Allergic reactions are possible in sensitive individuals.

Astrological Correspondences

No reliably sourced planetary or elemental rulers identified.

Selected References

• Glycine max (Soy) – PFAF
• Soy Isoflavones – NIH ODS, 2021
• Herbal Medicine: Biomolecular and Clinical Aspects (2011)
• European Medicines Agency Herbal Monograph (2017)
• WHO Monograph on Selected Medicinal Plants, Vol 2 (1999)