Gokshura (Tribulus terrestris): Exploring Its Phytochemistry, Medicinal Properties, and Therapeutic Potential

Gokshura, botanically identified as Tribulus terrestris Linn., is a medicinal herb belonging to the family Zygophyllaceae. It is predominantly an annual, sprawling plant commonly found in grasslands, roadsides, and wastelands across the Indian subcontinent. Considerable medicinal importance has been attributed to Gokshura in Ayurveda, traditional Chinese medicine, and Siddha, particularly in the management of urinary disorders, inflammation, and reproductive health conditions.¹ 

In Ayurveda, Gokshura root is recognised as one of the ten herbs included in Dashamoola, a classical polyherbal formulation traditionally used for its anti-inflammatory, analgesic, and restorative properties. Traditionally, diuretic, aphrodisiac, cardiotonic, digestive, anti-urolithiatic, and anti-helminthic effects have been attributed to the plant.

Modern pharmacological investigations have further explored its antioxidant, hepatoprotective, anti-inflammatory, immunomodulatory, antihyperlipidaemic, and antidiabetic properties. 

Phytochemical composition and Ayurvedic significance 

Phytochemical constituents:  

The pharmacological potential of T. terrestris has been linked to its diverse bioactive constituents. Steroidal saponins, particularly protodioscin and diosgenin, have received considerable attention, alongside flavonoids, alkaloids, and other phytochemicals. The composition and concentration of these constituents may vary according to the plant part, geographical origin, extraction method, and preparation used.  

Ayurvedic properties and traditional applications:  

Gokshura has traditionally been classified as Mutravirechaneeya (promoting urination), Brimhana (nourishing or restorative), and Vrishya (associated with reproductive vitality). Its Ayurvedic pharmacodynamic attributes are described as follows: 

Gokshura has also been incorporated into classical formulations, including Gokshuradi Guggulu, Punarnavadi Kwath, and Baladi Ghrita. Its inclusion in these preparations reflects its established role in traditional Ayurvedic practice. However, traditional classifications and uses should be distinguished from clinically validated therapeutic effects.  

Pharmacological activities and therapeutic potential  

Several pharmacological activities of T. terrestris have been investigated in experimental models and some clinical studies. The findings suggest potential applications across renal, hepatic, metabolic, cardiovascular, inflammatory, and neurological conditions. 

Diuretic and nephroprotective activity:  

• Diuretic activity has been traditionally attributed to Gokshura, with increased urinary output proposed as a potential mechanism. Its use in urinary disorders and urolithiasis has been investigated in relation to renal function and kidney stone formation.

• Potassium-sparing diuretic activity and nephroprotective effects have been proposed in studies. However, these effects require further confirmation, particularly in humans, before electrolyte preservation or prevention of kidney stones can be considered established clinical benefits.  

Hepatoprotective activity:

• Hepatoprotective effects have been investigated using aqueous extracts of T. terrestris in rats with carbon tetrachloride-induced liver injury. Protective effects comparable to those reported with silymarin were observed in the experimental model. 

• These findings suggest potential antioxidant and cytoprotective mechanisms. Nevertheless, the reported hepatoprotective effects remain predominantly preclinical and should not be interpreted as evidence of efficacy in human liver disease. 

Antidiabetic and antihyperlipidaemic activity:  

• Antidiabetic activity has been investigated because of the plant's traditional use in diabetes management.

• Potential improvements in glycaemic control and lipid parameters have also been reported in studies involving women with diabetes.

• However, the available findings require confirmation through adequately powered, controlled clinical trials before therapeutic efficacy can be established.  

Antispasmodic activity:  

• The antispasmodic potential of T. terrestris has been investigated using freeze-dried saponin mixtures in isolated smooth muscle preparations.

• Further investigation is required to determine whether the observed activity could translate into clinical benefits for smooth muscle spasms or colic pain.  

Immunomodulatory activity:  

• Immunomodulatory effects have been explored using alcoholic extracts of the whole plant. A dose-dependent increase in humoral antibody titres and delayed-type hypersensitivity responses have been reported in experimental investigations. 

• These findings suggest that immune responses may be influenced by T. terrestris constituents. However, the clinical significance of these observations, including their potential relevance to immune-mediated diseases, remains uncertain.  

Cardiovascular activity:  

• Cardiovascular benefits have been explored in relation to the plant's proposed antihypertensive, antihyperlipidaemic, diuretic, and cardioprotective properties. Potential effects have been investigated in cardiovascular disorders, including coronary artery disease, myocardial infarction, and cerebrovascular conditions. 

• The proposed benefits may be associated with changes in lipid metabolism, oxidative stress, vascular function, and fluid regulation.

• Nevertheless, robust clinical evidence is needed to establish its cardiovascular safety and efficacy.  

Anti-inflammatory and analgesic activity:  

• Anti-inflammatory activity of methanolic T. terrestris extracts has been demonstrated by dose-dependent inhibition of carrageenan-induced paw oedema in rats. 

• Analgesic effects have also been investigated in mice using formalin and tail-flick tests. However, clinical efficacy against human inflammatory and painful conditions remains unconfirmed.  

Central nervous system activity  

• Antidepressant-like and anxiolytic effects have been reported in clinical studies. These findings suggest potential central nervous system activity, although the underlying mechanisms have not been adequately established. 

• Further research is required to determine whether these effects are reproducible, to identify the responsible constituents, and to assess their relevance to human mood and anxiety disorders.  

Other reported pharmacological activities  

Additional biological effects have been attributed to T. terrestris in traditional medicine and experimental research. These include antibacterial, anthelmintic, antioxidant, aphrodisiac, and anticancer activities.  

The evidence supporting these effects varies by preparation and the experimental model. In particular, traditional use as an aphrodisiac does not establish clinically meaningful improvements in testosterone levels, fertility, erectile function, or other aspects of reproductive health. Similarly, experimental anticancer activity should not be interpreted as evidence of effectiveness against human malignancies.  

Conclusion  

Gokshura (Tribulus terrestris) is an important medicinal herb with a substantial foundation in Ayurvedic practice and considerable pharmacological research interest. Its diverse phytochemical composition, particularly its steroidal saponins and flavonoids, has been associated with potential diuretic, anti-urolithiatic, hepatoprotective, antidiabetic, antihyperlipidaemic, anti-inflammatory, analgesic, and immunomodulatory activities. 

Although encouraging experimental findings have been reported, clinical evidence remains insufficient to establish its efficacy, optimal dosage, and long-term safety for most proposed indications.^1,2 

References: 

1. Khandekar S, Ram B, Premlata, et al. Gokshura (Tribulus terrestris Linn.): a comprehensive review of its Ayurvedic significance, phytoconstituent analysis, and modern pharmacological potential. Int Ayurvedic Med J. 2025;13(7):1829-1839. https://iamj.in/public/article/doi/1829_1839.pdf 

2. Meena P, Anand A, Vishal. A comprehensive overview of Gokshura (Tribulus terrestris Linn.). J Ayurveda Integr Med Sci. 2019;4(6):205-211. https://jaims.in/jaims/article/view/788