Storing water in copper vessels is an ancient practice in Ayurveda that has attracted attention in recent years. Copper is an essential trace element in the body, and research suggests it may possess notable antimicrobial and antioxidant properties. This article examines the historical context and explores the potential wellness effects of copper-infused water, drawing on both traditional practices and available scientific observations. It is crucial to understand that while copper is a vital nutrient, consuming water from a copper vessel is a complementary practice and not a substitute for evidence-based medical treatment.
What is a Copper Bottle?
By understanding the nature of a copper bottle and its historical significance, you can better appreciate the traditional context and potential role it offers when used for storing and consuming water.
- A copper bottle is a container made of pure copper used to store drinking water.
- When water is stored in a copper container, it may absorb trace amounts of copper ions from the metal through a process known as the oligodynamic effect [3].
- This practice has been followed for centuries, particularly in ancient Indian societies.
Did You Know: The oldest copper bottle discovered dates back to the ancient Indus Valley Civilisation, around 2500 BCE. Archaeologists unearthed copper vessels, including bottles, in the ruins of Mohenjo-Daro and Harappa, indicating the advanced metallurgical skills of the time. These copper bottles were likely used for storing water and other liquids, reflecting early knowledge of copper’s antimicrobial properties. Their discovery highlights the long-standing significance of copper in daily life and traditional health practices, linking ancient traditions to modern wellness discussions.
Potential Wellness Effects of Copper-Infused Water
Drinking water stored in a copper vessel is traditionally believed to offer numerous health benefits owing to copper’s antimicrobial, anti-inflammatory, and antioxidant properties. While compelling traditional uses exist, the following points describe potential or supportive effects, and readers should prioritize consulting a healthcare professional for diagnosis or treatment of any health condition.
1. Supports Antioxidant Function and Cellular Health
Copper is an essential component of enzymes that function as antioxidants, which can help combat free radicals that contribute to cellular damage [1]. However, the specific impact of consuming trace copper from stored water on reducing cancer risk in humans is currently not substantiated by large-scale clinical evidence.
2. May Support Cardiovascular Health
Copper is an essential trace element necessary for the maintenance of blood vessel integrity and normal heart function [1]. While preliminary research suggests copper may play a role in these processes, there is no conclusive clinical evidence that drinking water stored in copper vessels can prevent or manage conditions like hypertension. Always consult a healthcare professional for guidance on managing blood pressure.
3. Aids the Functioning of the Thyroid Gland
Copper is crucial for the proper functioning of the thyroid gland, playing a role in the synthesis and metabolism of thyroid hormones [1]. A deficiency in copper can lead to thyroid inefficiencies, and ensuring adequate overall copper intake may help support thyroid function. Drinking copper-infused water may contribute to daily copper intake, but is not a treatment for thyroid disorders.
4. Supports Iron Absorption and Utilisation
Copper is an essential trace element involved in various bodily functions, including iron metabolism. It is necessary for the body to absorb and utilise iron efficiently [1]. However, there is no conclusive evidence that drinking water stored in copper vessels can prevent or treat anaemia. Individuals concerned about iron deficiency should consult a healthcare professional for personalised advice.
5. Role in Connective Tissue and Joint Health
Copper’s role in the synthesis of collagen and elastin is vital for the health of connective tissues, which are essential components of joints [1]. It also possesses anti-inflammatory properties that may offer supportive effects for general wellness. Some studies suggest that copper’s anti-inflammatory properties may support joint health, though more research is needed to confirm specific effects related to copper-infused water.
6. Possesses Potent Antimicrobial Properties
Copper has been recognised for its remarkable antibacterial properties, capable of combating harmful bacteria such as Vibrio cholerae, Shigella flexneri, and Escherichia coli. A study demonstrated that storing water overnight in a copper vessel effectively kills significant amounts of these diarrhoeagenic bacteria, a phenomenon known as the ‘contact killing’ effect or oligodynamic effect [3]. This traditional practice may purify the water, effectively reducing the risk of infections caused by these pathogenic microorganisms.
7. Assists in Digestive Wellness
Traditional Ayurvedic texts suggest that consuming water stored in a copper vessel can promote digestive health by cleansing and detoxifying the stomach. This practice is believed to support the maintenance of a healthy digestive system, potentially assisting with issues such as constipation and acidity, though scientific verification for this specific benefit is limited.
8. Essential for Overall Heart
Health Copper is an essential trace element involved in various bodily functions, including those related to cardiovascular health. It is required for the proper functioning of enzymes that protect the heart and blood vessels. However, there is no conclusive evidence that drinking water stored in copper vessels can prevent or treat specific cardiovascular conditions. Individuals concerned about heart health should consult a healthcare professional for personalised advice.
9. Supports Skin Health and Collagen Production
Copper is necessary for the production of collagen, a protein vital for skin structure and elasticity [1]. Its antioxidant properties support general cellular protection, which is beneficial for skin health. However, there is no conclusive evidence that drinking water stored in copper vessels can prevent signs of ageing or reverse skin damage. For concerns about skin health, it is recommended to consult a healthcare professional or dermatologist.
10. Role in Neurological Function
Copper plays a crucial role in the body’s neurological functions, supporting the synthesis of neurotransmitters and maintaining healthy neural connections [1]. Ensuring adequate copper intake is vital for cognitive function. While drinking water stored in a copper vessel contributes to overall copper intake, there is no robust evidence that it specifically enhances cognitive function or memory in individuals with adequate copper levels.
11. Contributes to Vascular Function
While copper is an essential trace element involved in cardiovascular function, playing a role in the integrity of blood vessels, there is no conclusive evidence that drinking water stored in copper vessels can prevent stroke. Individuals concerned about cardiovascular health should follow evidence-based medical advice and consult a healthcare professional.
12. Supportive Role in Metabolism and Energy
The idea that drinking water from a copper vessel can aid in weight loss is more speculative than scientifically proven. Copper is essential for various bodily functions, including metabolism and energy production [1]. Adequate copper intake is necessary for these processes, but there is no concrete evidence that copper-infused water directly impacts weight loss. Any potential weight loss benefits are more likely due to overall healthy dietary and lifestyle changes rather than the specific use of a copper vessel.
13. Assists in Wound and Tissue Healing
Copper’s role in connective tissue health (collagen production) and its antimicrobial properties might support the healing process [1]. While the specific benefit of faster wound healing from drinking water stored in a copper vessel is not well documented, copper is a necessary cofactor for enzymes involved in the repair of tissue.
14. Traditionally Associated with Balancing the Body
In traditional Ayurvedic practices, storing water in copper vessels has been associated with balancing the body’s internal environment. Some believe the water may acquire a mild alkalinity when stored, though scientific confirmation is limited. Claims regarding the regulation of body temperature or overall bodily balance have not been conclusively proven, and readers should consult healthcare professionals for personalised advice.
15. Support for General Immune Function
Copper is an essential nutrient known to support the immune system [1]. Its antimicrobial properties may also contribute to a reduction in pathogen exposure through purified water. However, there is no conclusive evidence that drinking water stored in copper vessels directly reduces specific ailments like throat congestion. Staying hydrated is essential for overall health, and any potential benefits of copper water should be considered as part of general wellness practices rather than a treatment.
Scientific Principles and Responsible Use
The potential benefits of copper water are supported by scientific principles, such as the oligodynamic effect, where copper ions mix with water to kill microorganisms [3]. Research indicates that storing water in copper vessels for appropriate periods can significantly reduce the presence of harmful bacteria, fungi, and moulds, making the water safer to drink. However, to maximise these benefits and ensure safety, it is essential to know how to use a copper bottle properly.
Potential Side Effects and Safety Considerations
Drinking water from a copper jug is generally considered safe when used correctly, but it is vital to be aware of potential side effects, which typically occur due to excessive intake (copper toxicity).
- Although rare, excessive copper consumption can lead to copper toxicity (hypercupremia), usually associated with long-term misuse or storage of acidic liquids. Symptoms include nausea, vomiting, abdominal pain, and diarrhoea [1].
- Some users may initially experience a metallic taste, which typically subsides over time.
- It is also essential to balance copper levels with zinc in the body to avoid adverse effects, as high levels of one can interfere with the absorption of the other [1].
- The Tolerable Upper Intake Level (UL) for copper for adults is 10 mg per day. Water stored in a copper vessel should be consumed only in moderation, staying well below this limit.
Maintenance and Care for Copper Vessels
Proper maintenance and care for copper vessels are essential to preserve their benefits and prevent excessive copper leaching:
- To keep your copper bottle in top shape, clean it regularly using lemon or vinegar to remove any copper oxide (verdigris) that forms over time.
- Avoid using soap or abrasive cleaners, which can damage the copper.
- When not in use, store the bottle in a cool, dry place.
- Crucially, do not store acidic beverages (like fruit juices, milk, or alcohol) in copper vessels, as this can greatly increase copper leaching and the risk of toxicity.
Conclusion
In conclusion, drinking water from a copper bottle is an ancient Ayurvedic practice with potential complementary wellness benefits, largely supported by copper’s essential role as an essential trace element and its scientifically demonstrated antibacterial properties. When used responsibly and in moderation, this practice may support general hydration, digestion, and metabolism. However, it is not a cure or treatment for any disease, and any significant health concerns should always be addressed by a medical professional.
Expert Quote:
“Storing water in a copper vessel is a time-tested Ayurvedic practice that has gained renewed scientific interest. Copper’s oligodynamic action offers natural antimicrobial benefits; its essential role in enzymatic functions makes it a vital trace element for cardiovascular, neurological, and immune health. When consumed safely and in moderation, copper-infused water may offer supportive benefits for hydration and digestive wellness.”
– Dr. Kavya Rejikumar
Frequently Asked Questions (FAQ)
Is drinking water from a copper bottle healthy?
Yes, drinking water from a copper bottle can be supportive of general wellness due to copper’s antibacterial properties and its role as an essential nutrient in various bodily functions.
What does Ayurveda say about water stored in copper vessels?
Ayurveda recommends storing water in copper vessels for its purported health benefits, including improved digestion, immune system function, and skin health, traditionally referring to this as Tamra Jal.
Can we drink milk from a copper glass?
No, it is strongly not recommended to drink acidic beverages like milk (due to its low pH), fruit juices, or alcohol from a copper container as this can cause the copper to leach into the liquid at toxic levels, potentially leading to toxicity.
How long can we store water in a copper bottle?
Water should be stored in a copper container for several hours, ideally 6 to 8 hours (or overnight), to maximise the antibacterial effect without excessive copper leaching.
Is drinking water from a copper vessel good for hair?
There is no specific evidence that copper water directly improves hair health; however, copper’s general health benefits and role in connective tissue formation may indirectly support overall well-being.
What are the potential side effects of drinking water from a copper jug?
Potential side effects include nausea, vomiting, abdominal pain, and diarrhoea due to copper toxicity (hypercupremia) if excessive amounts are ingested, especially if the vessel is not cleaned or is used to store acidic liquids.
How much copper water should we drink per day in millilitres?
There is no specific recommended daily volume of copper water; however, intake should be moderated to ensure total daily copper intake does not exceed the Tolerable Upper Intake Level (UL) of 10 mg of copper per day from all sources [1].
References
[1] Kotha, V. R., & Shravani, B. (2025). Copper and its role in human health: A traditional and scientific approach. Alternative Medicine & Chiropractic Open Access Journal, 6(1), 1–5. https://www.medwinpublishers.com/AMCOJ/AMCOJ16000100.pdf
[2] Zhang, S., & Peng, S. (2025). Copper-Based biomaterials for anti-tumor therapy: Recent advances and perspectives. Acta Biomaterialia, 193, 107–127. https://doi.org/10.1016/j.actbio.2025.01.014
[3] Sudha, V. P., Ganesan, S., Pazhani, G., Ramamurthy, T., Nair, G., & Venkatasubramanian, P. (2012). Storing Drinking-water in Copper pots Kills Contaminating Diarrhoeagenic Bacteria. Journal of Health, Population and Nutrition, 30(1). https://doi.org/10.3329/jhpn.v30i1.11271