You've probably asked yourself too if that old bottle of water in your pantry is still good to drink? Water is life, yet there are remaining questions about the shelf life. Whether you are stockpiling for emergencies or wondering if that bottled water left in a heated car is safe to drink, understanding if and how water "expires" is essential. This article goes into the science behind water storage and its potential risks and practical tips to ensure your water will remain safe and consumable.

Water itself does not spoil or degrade. Chemically, pure water (H₂O) remains unchanged indefinitely. However, there are issues that arise due to the containers in which it is stored and the environmental conditions surrounding the storage.

In the United States, most bottled water has an expiration date. This labeling is often misunderstood as being an indication of the water's safety, but it mainly has to do with quality. The U.S. Food and Drug Administration (FDA) confirms that commercially sealed bottled water is safe to drink indefinitely if stored properly. Over time, though, the taste, smell, and even the appearance of water may change due to interactions with its packaging.

Role of Packaging in Water Safety

Plastic Bottles and Chemical Leaching

Bottled water is mostly packed in polyethylene terephthalate, PET plastic. Even though it is light in weight, resistant, and recyclable, this material is limited in other aspects. It leaches chemicals in trace amounts in the water if heated or placed under direct sunlight. For instance, do not leave your bottled water in the hot car for an extended period.

The next is bisphenol A or BPA. This chemical has been used to soften some plastics and is known for its hormone disruption. Many producers have shifted toward BPA-free materials, but older bottles and improper storage still pose risks. Bottles carrying recycling code #7 may be BPA-contaminated. There are also concerns over microplastics and long-term storage.

Microplastics and Long-Term Storage

Over time, the plastic in the bottle may leach into the water, causing some to question health risks. In 2019, one article published in the International Journal of Environmental Research and Public Health noted that these particles exist but are usually not at high enough concentrations to pose a problem if the water is properly stored.

Also Read: What Happens When You Drink Too Much Water?

How Long Can Water Be Stored Safely?

Bottled Water

Unopened bottled water, kept in a cool, dark place, remains safe to drink for years. But manufacturers often advise that it should be consumed within two years of its manufacture date for best quality. After this period, it may start showing off-flavors or odors due to contact with the plastic.

Tap Water

Tap water, under the Environmental Protection Agency (EPA), undergoes strict standards for safety. It can be kept in pure, BPA-free bottles up to six months. Afterward, it loses its fresh flavor or becomes dirty if not properly sealed.

Rainwater

Don't drink rainwater unless treated first. It usually contains contaminants that should not reach the human stomach. It should be used to water plants if not filtered and sterilized first.

Signs That Water Has Gone Bad

Water itself doesn't go bad, but extrinsic factors make it unsafe. Always discard water that has:

An off smell: An earthy, metallic smell indicates contamination.

Coloration: Greenish or bluish coloration signifies microbial growth or rust.

Unpleasant taste: A metallic or stale taste is a hallmark of degradation.

Froth or particles: Indicate dirt, germs, or other impurities.

How to Store Water Safely?

Avoid Heat and Sunlight

Store water in a cool, dark place and out of direct sunlight. Heat breaks down the plastic, allowing chemicals to leach out more easily.

Choose the Right Containers

For long-term storage, select BPA-free or food-grade plastic containers. The best alternatives are stainless steel and glass containers, which avoid all the risks that plastic poses.

Hygiene Maintained

Wash and sanitize the container before refilling. Always seal the lids so that no bacteria get inside.

Rotate Your Stock

Use a first-in, first-out rotation system with stockpiled water. This will mean that you will use the oldest water first to keep your water supply fresh.

Is It Safe to Drink Water Past Its Expiration Date?

The expiration date on bottled water is a mark of its quality, not safety. Although the water is safe to drink past this date, it is sensible to check it for any signs of spoilage as mentioned above. Tap water that has been stored for longer periods should be checked for clarity and odor before consumption.

Plastic bottles, although convenient, degrade the environment. Only a few percent of PET bottles are recycled, while the rest remain in landfills or oceans. Choose reusable containers and tap water whenever possible to minimize plastic waste and environmental damage.

Water is one of the most precious resources in this world, yet it can be safe only if it is kept appropriately. People may tell you that water does not expire, but the fact is that packaging materials, exposure to the environment, and storage conditions may affect the quality of the water. Proper storage techniques, opting for BPA-free containers, ensure that water remains fresh, safe, and ready for consumption at any time.

Just when we thought the widespread protein takeover on almost all foods and drinks had settled, it crept up in the alcoholic beverage industry. Yes, beer may soon be getting a ‘health makeover’.

The world's largest brewer by market value has declared its plans to introduce smaller pack sizes as well as ‘health-ify’ these drinks by adding protein or electrolytes. With this move, the company wants to create a shift in changing consumer preferences amid growing focus on health and wellness.

The company has already launched a version of its Spaten beer that contains added protein in Brazil and now plans to expand low-calorie, zero-alcohol beers with functional ingredients like protein and electrolytes. The company has candidly expressed that wants to increase consumption among people who drink beer occasionally.

The news leaves us with one glaring question: does adding protein or electrolytes actually make an alcoholic drink healthier? To put it simply, it won’t if the drink contains alcohol.

The Era Of Protein In Beer

As most of us know, protein is an essential macronutrient needed to build and strengthen muscles, enzymes, hormones, and repair tissue. Simply adding protein to a beverage can amplify its nutritional value. But doing so with an alcoholic drink like beer does not negate the harmful effects of alcohol.

Alcohol is a psychoactive and toxic substance that threatens the consumer with dependence-inducing properties.

The World Health Organization says alcohol consumption is linked with more than 200 diseases, injuries, and health conditions. Also considered to be carcinogenic, alcohol increases the risk of several cancers, including breast, liver, colorectal and oesophageal cancers.

So a beer containing some additional protein cannot automatically be considered a healthy, protein-rich drink that one can consume regularly. This is because the nutritional value of the added protein has to be considered separately from the risks linked with the alcohol itself.

Also read: US Gen Z, Millennials Are Drinking Less Alcohol For First Time Since COVID-19

Do Electrolytes Make A Difference?

Electrolytes like sodium and potassium can help regulate fluid balance in the body, especially when one is dehydrated.

Electrolyte drinks can be useful in situations when the body loses significant fluid and electrolytes, like prolonged exercise, sweating or certain illnesses. But adding electrolytes to an alcoholic beverage does not make it healthier.

Alcohol increases the production of urine and thus contributes to dehydration. It can disrupt the electrolyte balance in your body even on days when you don’t engage in strenuous exercise.

Therefore, an electrolyte label should not have an alcoholic drink be considered appropriate for hydration.

Also read: BORG Drinking Trend: Why These Viral Alcohol Jugs Can Be Dangerous

Marketing Gimmick To Get More People Drunk

The company, Anheuser-Busch InBev, has openly said it wants to grow beer consumption among occasional drinkers, while simultaneously cashing in on the current health-and-wellness trend with products containing protein, electrolytes and fewer calories.

It may seem to be a harmless tactic, but presenting alcohol alongside words associated with fitness and nutrition could make the product appear healthier than it actually is. The company is simply ‘masking’ its beer to make it more palatable for health-conscious consumers.

This is not the first time an alcohol company has resorted to such marketing gimmicks. They often opt for surrogate marketing, especially in countries where advertising alcohol directly is prohibited.

Dr. Robin Ireland, public health activist and honorary research fellow at the University of Glasgow, UK, told HealthandMe, “Alcohol companies often promote alcohol-free products. In India, I'm aware of surrogate marketing, where alcohol companies produce packaged drinking water using the same brand, colourway and distribution networks. So it's hardly surprising these brands are normalised to young people. Even where alcohol advertising is banned, alcohol can still be heavily promoted.”

This does not mean the company's intention is to deliberately mislead consumers. But the poorly-placed combination of wellness language and an alcoholic product can blur an important health boundary.

Hence, it is crucial to remember that adding a beneficial nutrient does not eliminate the harm associated with ethanol.

WHO warns that there is no risk-free level of alcohol consumption. It says that the health risk comes from the alcohol itself, regardless of the type or quality of the drink.

Can Labelling Help?

One may argue that alcohol companies will do the ethical thing and disclose all the nutritional facts on the packaging. But it’s not a guarantee that everyone will read the information diligently and make the healthy choice.

Dr. Ireland said, “Labelling helps, but it's only part of the solution. Not everybody has the time or resources to read labels, and people will still buy what they can afford and what is accessible.”

As alcohol companies have resorted borrow the language of wellness to influence consumer behaviour, people should learn to look beyond the front-of-pack claims and ask the simplest question first: How much alcohol does it contain?

In India, over half of adolescent girls and women are anaemic; one-fifth have low Body Mass Index, while micronutrient deficiencies like Vitamin D and Vitamin B12 affect 60% and 53% of girls and women, respectively. The resulting lack of energy, poor ability to concentrate, bone pain, chronic fatigue, insomnia, and a variety of other health challenges cause significant loss of quality of life, poor productivity, and high morbidity among women.

The multifactorial causation theory of nutrition effectively defines that, alongside nutrition-specific factors, nourishment depends on nutrition-sensitive factors, including socio-economic and cultural factors, that are often shaped by communities.

Although women almost universally prepare food at home, gender norms compel women to prioritise serving food to family members before themselves, resulting in smaller portions and nutritionally inferior diets for themselves. This is particularly harmful to women when the demands of the body are high, such as during adolescence, pregnancy, breastfeeding, and peri-menopause. To break such harmful practices reinforced through generations, focused social and behaviour change (SBC) strategies that foster community action are essential.

Re-Positioning Women’s Nutrition for Effective Behaviour Change

The objective of SBC is to change knowledge, attitudes and practices of target groups and stimulate social change at the local and national level. Good SBC efforts can encourage community engagement, influence social norms, support policy advocacy, promote service uptake, reach underserved populations and foster a media environment that resonates with downstream engagement. Community Action can be an outcome of a good SBC effort.

An SBC approach meant to centre a woman’s nutrition needs within a household must target all decision makers within that family and community such as husband, mothers-in-law, elders, local leaders and other influencers. Rather than adopting a narrow woman-centred approach, messages that position the health and nutrition of a woman as central for the well-being of the entire family are more effective.

Communication strategies that emphasise outcomes that are valued by families, such as better nutrition leading to a reduction in sickness-related income loss, decreased healthcare expenditure, increased savings and improved productivity, are more appealing and acceptable in Indian and other similar societies. Such framing aligns women's nutritional needs with aspirations families are motivated to achieve.

Behaviour change rarely occurs after a single exposure to a message. New ideas gain acceptance when repeated consistently by trusted community sources like ASHAs, Anganwadi Workers, SHG leaders, Panchayat representatives, faith-based leaders, community elders, and frontline health workers. Consistent messaging across platforms builds trust, creates social acceptance, and gradually shifts expectations regarding women's health.

Also read: Eating 4–6 Servings of Whole Grains Daily May Lower Heart Disease Risk

Fostering Community-Led Collective Action

Evidence demonstrates that community-led collective action effectively shifts entrenched norms. Women's collectives provide safe spaces for discussion, peer learning, and collective problem-solving, becoming agents of social change rather than mere beneficiaries. Sustainable improvements require interventions operating simultaneously across multiple levels:

• Individual level: Knowledge, confidence, and agency for informed nutritional choices.
• Household level: Positioning women's health as essential for effective caregiving, household productivity, reduced healthcare costs, and overall family well-being.
• Community level: Women's collectives, SHGs, youth groups, Panchayats, and faith-based organisations fostering dialogue and establishing healthier behaviours as socially desirable.
• Institutional level: Frontline workers requiring training, supervision, and culturally appropriate tools for consistent messaging.
• Policy level: Integrating nutrition with livelihoods, women's empowerment, social protection, and primary healthcare rather than isolated sectoral programmes.

Also read: Can An Overweight Child Be Malnourished? Signs Of Hidden Malnutrition In Kids

Lessons from Implemented Programmes

JEEViKA, Bihar's State Rural Livelihoods Mission, demonstrates effective change. Rather than presenting maternal and child nutrition as isolated health issues, JEEViKA positioned nutrition within household well-being. Messages focused on how improved food practices enhance productivity, increase income, and strengthen family well-being. This framing resonated with household priorities and encouraged wider family participation, contributing to substantial improvements in dietary practices without directly challenging cultural norms. Messages were discussed during SHG meetings, reinforced through peer support, and complemented by frontline health services.

Alive & Thrive, implemented by FHI 360, generated important evidence on culturally grounded social and behaviour change communication in Bihar. Formative research found poor maternal diets driven less by food scarcity than by household norms regarding meal frequency, food allocation, and perceptions about eating during pregnancy. Importantly, many pregnant women were willing to consume more diverse diets when household members supported changes and messages addressed prevailing beliefs rather than simply providing nutritional advice. The programme emphasised repeated interpersonal communication, practical counselling, engagement of influential family members, and community-based reinforcement.

Food fortification provides a cost-effective population-level complement to this goal. Fortified staples can help bridge micronutrient gaps; however, they are complementary to, and not a substitute for, a balanced and diversified diet.

A comprehensive review across India, Bangladesh, and Vietnam concluded that integrating social and behaviour change interventions into community-based women's groups improves maternal and child nutrition practices through peer support, collective efficacy, and existing social capital.

The Way Forward

Improving women's nutrition requires moving beyond food distribution, supplementation, and knowledge-sharing. The challenge is fundamentally social as much as nutritional. Food availability creates opportunity, but social norms determine utilisation. Lasting improvements depend on transforming beliefs, behaviours, and relationships governing food allocation within households, demanding culturally grounded communication, repeated reinforcement from trusted actors, and sustained collective action through women's groups.

Women's nutrition should be recognised as a strategic investment in household resilience, economic productivity, community development, and national human capital, not solely a maternal and child health issue. When women are well-nourished physically and mentally, benefits extend far beyond individual health.

Future programmes should move beyond information dissemination towards community-owned social norm transformation, using collective action as catalysts for sustained behavioural change. This represents one of the most promising pathways for improving women's nutrition at scale while strengthening family health, livelihoods, and community resilience.

By Dr Amrita Misra, Visiting Professor, Azim Premji University

Whole grains are becoming more popular day by day because of their nutritional benefits, and a recent study has highlighted another major advantage of eating four to six servings. According to the study published in the European Heart Journal, eating four to six servings of whole grains every day may help lower the risk of heart disease. As heart disease is arguably one of the most fatal ailments, these findings, if true, can give hope to millions.

The research shows that eating a diet rich in whole grains may help to prevent heart disease. The study emphasizes that these foods reduce body weight, blood pressure, cholesterol levels, and glucose in the blood, which in turn play a major role in lowering the risk of heart disease overall.

The lead researcher Dr. Helda Tutunchi from Tabriz University of Medical Sciences, Iran said, "Although higher whole-grain intake has long been linked to better heart health in population studies, clinical trials have produced mixed findings. This left an important practical question unanswered: How much whole grain should people eat to meaningfully improve cardiovascular health?"

"To address this, we systematically combined and analyzed all available randomized controlled trials to identify the amount of whole grain associated with the greatest benefits." She added.

The findings came after trials conducted across Asia, Europe, the United States, Canada, Australia, and Brazil. Notably, more than 6,500 people took part in these trials. The thorough analysis showed that whole grains significantly reduced people's body weight, waist circumference, and blood pressure, as well as levels of total cholesterol and low-density lipoprotein cholesterol, triglycerides, glucose, and interleukin-6, a sign of inflammation in the blood.

The study suggested that these benefits might be seen in those who eat 30 to 40 grams of whole grains per day, but the maximum benefits were found in people eating 60 to 100 grams per day. This amounts to around four to six servings of whole grains a day—for instance, oatmeal, a sandwich made with whole-grain bread, and a serving of brown rice.

In an accompanying editorial, Dr Cecilie Kyrø of the Danish Cancer Institute in Copenhagen and her colleagues noted that more than 50 years ago, Sir Denis Burkitt and his fellow researchers suggested that refining staple carbohydrates—and removing the cereal fibre in the process—could contribute to a wide range of Western diseases by affecting stool volume, bowel transit time and the environment within the colon.

Whole grains are cereal grains that retain all three major components—bran, germ and endosperm—in the same proportions found in the intact grain. They can be consumed as whole kernels or flakes, or ground into flour and used to make bread and other foods.