Study Reveals Medicinal Potential of Goa's Mangroves

Panaji, India Jul 26, 2026 ALN: Abdul Wahab Khan

Panaji

In a major leap forward for traditional healthcare and conservation, a survey has documented the rich medicinal potential of mangroves along North Goa and Maharashtra’s Konkan coast. This study not only highlights the importance of these unique ecosystems but also emphasizes the critical intersection of traditional knowledge and modern scientific inquiry.

Mangroves, often referred to as the ‘coastal guardians,’ play a vital role in maintaining ecological balance. They provide a habitat for a diverse array of species, protect coastal areas from erosion, and act as natural buffers against storm surges and flooding. However, their significance extends beyond ecological functions; mangroves have been integral to the health and wellbeing of coastal communities for centuries. The new survey, published in the International Journal of Ayurvedic Medicine, fills a long-standing knowledge gap by providing vital ethnomedicinal documentation for mangroves in Goa and the Ratnagiri-Sindhudurg region.

The research was conducted between September 2024 and January 2025 across various coastal villages, including Neura, Siridao, Pernem, Dabhil Ambere, and Padel. During this period, the survey documented 16 mangrove species across eight botanical families, comprising 13 trees, two shrubs, and one fern. This comprehensive approach not only catalogues the species but also underscores the importance of each in traditional medicine practices.

One of the standout species identified in the survey is Acanthus ilicifolius, which has emerged as a versatile remedy with a wide range of applications. Traditionally, its roots are utilized to treat ailments such as cough, asthma, leucorrhoea, and general weakness. The leaves, when prepared as decoctions, are known to alleviate rheumatism, while the fruits are recognized for their blood-purifying properties. Additionally, various parts of the plant are applied in managing diabetes, hepatitis, skin diseases, snakebites, and kidney stones. This extensive medicinal use illustrates the depth of local knowledge and the potential for further exploration of these remedies in contemporary medicine.

Other vital species include Bruguiera gymnorhiza, which has been reported to treat diarrhoea, diabetes, conjunctivitis, and intestinal worms, showcasing its importance in local healthcare. Xylocarpus granatum is another significant species whose bark is traditionally used to combat cholera, dysentery, and malaria. Its seeds are also noted for addressing digestive ailments and breast tumours, indicating the plant's multifaceted medicinal properties. Furthermore, Rhizophora apiculata and Rhizophora mucronata are relied upon for treating inflammatory bowel conditions, hepatitis, and bleeding disorders. Other species such as Avicennia officinalis and Aegiceras corniculatum are commonly used for treating wounds, asthma, and rheumatism, further highlighting the diverse therapeutic potential of mangrove species.

The research team, led by PhD scholar Jitendra Jayant Tapaswi, alongside esteemed colleagues including Prof Meena S Deogade, Dr Shivani Ghildiyal, and Dr Bidhan Mahajon from the All India Institute of Ayurveda (AIIA) in New Delhi, and Dr Tanuja Manoj Nesari, Director of the Institute of Teaching and Research in Ayurveda in Jamnagar, has made significant strides in bridging the gap between traditional knowledge and scientific validation. Their work not only documents the medicinal properties of these plants but also sheds light on unique biological adaptations that enable them to thrive in challenging intertidal zones. Six members of the Rhizophoraceae family, for example, exhibit specialized root structures that allow them to cope with saline conditions and fluctuating tides, showcasing the remarkable resilience of these plants.

Despite the encouraging findings of the survey, the authors issued a stark warning regarding the future of these mangrove species. Although all 16 recorded species are currently classified as “Least Concern” on the IUCN Red List, most are facing declining population trends. This decline is driven by a myriad of factors, including coastal development, aquaculture expansion, pollution, deforestation, climate change, and the erosion of traditional knowledge. The implications of these threats are far-reaching, not only for the species themselves but also for the communities that rely on them for their medicinal properties and ecological services.

The need for systematic documentation and conservation efforts is urgent. The authors stress that safeguarding these natural remedies is critical, particularly as habitat loss and environmental degradation continue to threaten their existence. The integration of traditional knowledge with modern scientific practices could pave the way for sustainable management and conservation strategies that benefit both biodiversity and human health.

In conclusion, this study serves as a vital reminder of the interconnectedness of human health, cultural heritage, and environmental conservation. By recognizing and valuing the medicinal potential of mangroves, we can foster a greater appreciation for these ecosystems and work towards their preservation. The findings not only highlight the importance of mangroves in traditional medicine but also call for collaborative efforts to protect these invaluable resources for future generations. As research continues to unfold, it is hoped that more attention will be directed towards the conservation of mangroves, ensuring that their ecological and medicinal benefits are sustained in the face of ongoing environmental challenges.

The implications of this study extend beyond the immediate findings, as it opens avenues for further research into the pharmacological properties of mangrove species. With the increasing global interest in natural products and herbal medicine, the potential for these mangrove species to contribute to modern pharmacopoeia is significant. The ethnobotanical knowledge preserved by local communities can serve as a foundation for future drug development, highlighting the importance of protecting both biodiversity and cultural heritage.

Moreover, the conservation of mangroves is crucial not just for their medicinal properties but also for their ecological functions. Mangroves are known to sequester carbon, thus playing a vital role in mitigating climate change. They also serve as nurseries for many marine species, supporting fisheries and local economies. The loss of mangrove ecosystems could have devastating effects on biodiversity and the livelihoods of coastal communities that depend on these resources.

As the study indicates, the threats facing mangroves are multifaceted. Coastal development, often driven by tourism and urbanization, leads to habitat loss. Aquaculture, while providing food security, can also result in the destruction of mangrove ecosystems. Pollution from agricultural runoff and plastic waste further exacerbates the decline of these vital habitats. Climate change, with rising sea levels and increased storm intensity, poses an additional threat to mangrove survival.

In light of these challenges, the study advocates for a collaborative approach to conservation. Engaging local communities in mangrove restoration and conservation efforts is essential. Their traditional ecological knowledge can guide sustainable practices, ensuring that conservation efforts are culturally appropriate and effective. Education and awareness campaigns can also empower communities to take an active role in protecting their natural resources.

Furthermore, policy frameworks must be strengthened to ensure the protection of mangrove ecosystems. This includes enforcing regulations against illegal logging, promoting sustainable aquaculture practices, and integrating mangrove conservation into coastal development plans. International cooperation is also vital, as many mangrove species are found across national borders, necessitating collaborative conservation strategies.

In summary, the study of Goa's mangroves underscores the urgent need for a holistic approach to conservation that recognizes the interconnectedness of human health, cultural heritage, and environmental sustainability. By valuing the medicinal potential of mangroves and advocating for their protection, we can work towards a future where both biodiversity and human health are preserved for generations to come.