Why Remineralize Your Water?
Water treatment systems like reverse osmosis (RO) are highly effective at removing harmful contaminants but also strip water of beneficial, naturally occurring minerals. This demineralization can have a few noticeable consequences, which is why many people choose to remineralize their water.
Improved Taste and Hydration
Demineralized water is often criticized for having a flat or bland taste. Minerals like calcium and magnesium contribute to water's flavor profile, and their absence can make it less appealing to drink. By adding minerals back, you can restore a crisp, refreshing taste that encourages better hydration. Additionally, electrolytes like potassium and sodium aid in more effective cellular hydration.
Restore pH Balance
Purified water tends to be slightly acidic, with a pH often below 7.0. Remineralization can help balance this by raising the pH to a neutral or slightly alkaline level, typically between 7.0 and 9.0. This can lead to a smoother taste and is preferred by some for perceived health benefits.
Reintroduce Essential Minerals
While our diet is the primary source of minerals, water-based calcium and magnesium can contribute to overall health. Studies have shown correlations between drinking mineral-rich water and better cardiovascular and bone health.
Protect Plumbing
Aggressive, mineral-deficient water can be corrosive to metal plumbing and appliances over time. Remineralization reduces this corrosiveness, potentially extending the lifespan of your water dispenser, storage tanks, and pipes.
How to Remineralize Your Water: Methods Explained
Method 1: Using Mineral Drops
Mineral drops are a highly convenient and portable method for remineralizing water, especially for single servings or when traveling. These concentrated liquid supplements contain a balanced blend of electrolytes and trace minerals such as magnesium, calcium, and potassium. To use, simply add a few drops to your glass or bottle of purified water according to the manufacturer's directions.
Method 2: Installing a Remineralization Filter
For a convenient, automated, and consistent solution, an inline remineralization filter can be added to your existing RO or purification system. These filters contain mineral media like calcite (calcium carbonate) and magnesium oxide, which dissolve as the purified water passes through, adding a consistent dose of minerals. They are a low-maintenance option for treating all the water coming from your filtered tap.
Method 3: DIY with Mineral Salts or Baking Soda
A cost-effective, but less precise, method involves adding mineral-rich salts or baking soda. A small pinch of Himalayan pink salt provides sodium and trace minerals, while a tiny amount of baking soda adds sodium bicarbonate. It is crucial to measure carefully, as too much can result in an unpleasant taste or cause digestive upset.
Method 4: Infusing with Fruits and Herbs
While this method primarily enhances flavor, infusing purified water with fruits and herbs can also impart small amounts of minerals naturally. Squeezing fresh lemon or lime juice adds a dash of potassium. However, this is not a reliable method for achieving consistent or significant mineral supplementation.
Comparison of Remineralization Methods
| Method | Efficacy | Convenience | Cost | Mineral Range | 
|---|---|---|---|---|
| Mineral Drops | High, but depends on brand | Very high, portable | Moderate, higher over time | Broad spectrum, customizable | 
| Inline Filter | High, consistent | Very high, automated | Lower long-term cost | Balanced calcium/magnesium/trace | 
| DIY Salts | Variable, hard to balance | Low, manual | Very low | Limited to salts used | 
Potential Health Implications of Low-Mineral Water
Research from institutions like the National Institutes of Health has explored the potential effects of consuming water with low mineral content over the long term. Some findings suggest associations between drinking low-mineral water and certain health issues, such as cardiovascular disease, bone density problems, and possible metabolic disturbances. The World Health Organization has also highlighted the importance of mineral content in drinking water. While the body primarily gets minerals from food, remineralizing filtered water can be an easy way to supplement intake, especially for those with dietary deficiencies or those who consume large quantities of purified water.
For more information on the cardiovascular implications, you can read about a study on adding minerals to drinking water to fight high blood pressure discussed by the American Heart Association.
Conclusion: Is Remineralization Right for You?
Deciding whether to remineralize your water depends largely on your water source, filtration method, and personal health goals. For those using reverse osmosis or distillation systems, remineralizing is a practical way to address potential mineral deficiencies and the flat taste that can result from the purification process. The best method for you will depend on your needs for convenience, cost, and mineral control. An inline filter provides a consistent, automated solution, while mineral drops offer portable, customizable control. For most people, restoring these vital minerals is a simple step to improve the quality of their drinking water and enhance overall hydration. If you have specific health concerns, it is always recommended to consult a healthcare provider.