Best Alkaline Water Filter Australia: Top Picks 2023

Introduction

In recent years, there has been growing interest in alkaline water and its potential health benefits among Australians. As a result, the demand for the best alkaline water filter Australia has to offer has increased significantly. This comprehensive guide aims to provide you with essential information about alkaline water filters, their benefits, and the top options available in the Australian market.

Alkaline water filters are designed to raise the pH level of water above 7, typically between 8.5 and 10, which is considered alkaline. These filters work by infusing water with minerals such as calcium, magnesium, and potassium, altering its chemical composition (Koufman & Johnston, 2012). While the potential benefits of alkaline water are still being studied, proponents suggest it may help balance the body's pH levels, improve hydration, and support digestive health (Fenton & Huang, 2016).

However, it's important to note that the long-term effects of consuming alkaline water are not yet fully understood, and more research is needed to substantiate many of the claimed health benefits. As such, this article will provide a balanced view of the current scientific understanding while exploring the various types of alkaline water filters available in Australia, including mineral filters, reverse osmosis systems with remineralization, and ionizing filters. We'll also discuss key factors to consider when choosing an alkaline water filter, such as installation methods, contaminant removal capabilities, and maintenance requirements, to help you make an informed decision based on your specific needs and circumstances.

Introduction to Alkaline Water Filters in Australia

What are Alkaline Water Filters?

Alkaline water filters are devices designed to increase the pH level of water, typically to a range between 8.5 and 10 on the pH scale, which is considered alkaline. These filters work by infusing water with alkaline minerals such as calcium, magnesium, and potassium, altering its chemical composition to make it less acidic (Koufman & Johnston, 2012).

The basic principle behind alkaline water filters is to replicate the natural process of water flowing over rocks and picking up minerals, which can increase its alkalinity. However, these filters achieve this process much more rapidly and efficiently. Most alkaline water filters use a combination of filtration media and mineral infusion to both purify the water and increase its pH level.

It's important to note that alkaline water filters are distinct from standard water filters, which primarily focus on removing contaminants without necessarily altering the water's pH. Alkaline filters go a step further by actively adding minerals to the water, potentially offering additional health benefits beyond basic purification.

The Science Behind Alkaline Water

To understand alkaline water, it's crucial to grasp the concept of pH. The pH scale ranges from 0 to 14, with 7 being neutral. Values below 7 are acidic, while those above 7 are alkaline. Regular drinking water typically has a pH close to 7, while alkaline water has a pH above 7, usually between 8.5 and 10 (Fenton & Huang, 2016).

The role of minerals in alkalinizing water is significant. Calcium, magnesium, and potassium are the most common minerals used in alkaline water filters. These minerals have alkaline properties and can increase the pH of water when dissolved. For example, when calcium carbonate dissolves in water, it releases carbonate ions that can neutralize acids, thereby increasing the water's pH (Chycki et al., 2021).

It's worth noting that the mineral content of alkaline water can vary depending on the specific filter and water source. Some systems may also incorporate trace amounts of other beneficial minerals like zinc or selenium, though these are less common.

Potential Benefits of Alkaline Water

While research on alkaline water is ongoing, proponents suggest several potential benefits:

1. Balancing body's pH levels: Some believe that consuming alkaline water may help neutralize excess acidity in the body, potentially reducing the risk of certain health issues (Fenton & Huang, 2016).

2. Improved hydration: Some studies suggest that alkaline water may be more easily absorbed by the body, potentially leading to better hydration (Weidman et al., 2016).

3. Better digestion and reduced acid reflux: Alkaline water may help neutralize stomach acid, potentially alleviating symptoms of acid reflux (Koufman & Johnston, 2012).

4. Boosting the immune system: Some researchers hypothesize that a more alkaline environment in the body could support immune function, though more research is needed to confirm this (Mousa, 2016).

5. Improved skin health: Anecdotal evidence suggests that alkaline water may contribute to better skin hydration and overall skin health, though scientific studies in this area are limited.

6. Antioxidant properties: Some alkaline water, particularly that produced through electrolysis, may have antioxidant properties due to its negative oxidation-reduction potential (ORP) (Henry & Chambron, 2013).

Limitations and Considerations

While alkaline water filters have gained popularity, it's crucial to approach the topic with a balanced perspective:

1. Lack of definitive long-term studies: While some short-term studies show promising results, long-term effects of consuming alkaline water are not yet fully understood. More comprehensive research is needed to substantiate many of the claimed health benefits.

2. Individual variations: The effects of alkaline water may vary from person to person. Factors such as diet, overall health, and existing medical conditions can influence how one's body responds to alkaline water.

3. Regulatory considerations in Australia: In Australia, water treatment devices, including alkaline water filters, are regulated by the Therapeutic Goods Administration (TGA) if health claims are made. It's important for consumers to be aware that many of the health claims associated with alkaline water are not officially recognized by regulatory bodies.

4. Potential interactions: For individuals on medication, it's important to consult with a healthcare professional before regularly consuming alkaline water, as it may affect the absorption of certain drugs.

5. Natural pH balance: The human body has sophisticated systems in place to maintain its pH balance. While alkaline water may have some effects, the body's ability to self-regulate pH is generally very efficient.

   

   Check out NaturoPress Alkaline Water Ionizer

Types of Alkaline Water Filters Available in Australia

Mineral Filters

Mineral filters are one of the most common types of alkaline water filters available in Australia. These filters work by passing water through layers of mineral-rich media, typically containing calcium, magnesium, and sometimes tourmaline or other alkaline minerals.

How they work: 1. Water enters the filter and passes through various stages of filtration to remove contaminants. 2. The water then flows through mineral-rich media, where it picks up alkaline minerals. 3. This process increases the water's pH and mineral content, resulting in alkaline water.

Advantages: - Simple and often more affordable than other types of alkaline filters - No electricity required, making them energy-efficient - Can improve the taste of water by adding beneficial minerals

Disadvantages: - May not be as effective at removing certain contaminants compared to reverse osmosis systems - The pH increase may be less dramatic than with ionizing filters - Mineral cartridges need regular replacement

Popular brands in Australia include Aqua Alkaline and Alkaway, which offer various mineral-based alkaline water filter systems.

Reverse Osmosis Filters with Remineralization

Reverse osmosis (RO) systems with remineralization are becoming increasingly popular in Australia for producing alkaline water. These systems combine the powerful purification of reverse osmosis with a remineralization stage to add alkaline minerals back into the water.

Process of reverse osmosis: 1. Water is forced through a semipermeable membrane under pressure. 2. The membrane allows water molecules to pass through but blocks most contaminants, including dissolved solids, bacteria, and many chemicals. 3. This results in highly purified water, but also strips out beneficial minerals, leaving the water slightly acidic.

Remineralization stage explanation: 1. After the RO process, the purified water passes through a remineralization cartridge. 2. This cartridge contains alkaline minerals like calcium and magnesium. 3. As the water flows through, it picks up these minerals, increasing its pH and mineral content.

Benefits of RO with remineralization: - Provides highly purified water free from a wide range of contaminants - Allows control over the mineral content and pH of the final product - Can produce water with a stable alkaline pH

Drawbacks: - More complex systems that may require professional installation - Higher initial cost compared to simple mineral filters - Produces some wastewater during the RO process

Popular Australian brands offering RO systems with remineralization include Pure Water Systems and Puretec.

Ionizing Filters

Ionizing filters, also known as water ionizers or alkaline ionizers, use a process called electrolysis to produce alkaline water. These are typically more advanced and expensive systems but offer precise control over water pH.

Electrolysis process: 1. Water passes over electrically charged plates. 2. The electrical charge separates the water into two streams: alkaline water (higher pH) and acidic water (lower pH). 3. The alkaline water is collected for drinking, while the acidic water is typically discarded or used for other purposes (e.g., cleaning).

Separation of alkaline and acidic water: - Positively charged ions (like calcium and magnesium) are attracted to the negative electrode, creating alkaline water. - Negatively charged ions (like chlorine and sulfates) are attracted to the positive electrode, creating acidic water.

Pros of ionizing filters: - Allows for precise control of water pH, often with adjustable settings - Can produce water with a higher pH than most other filter types - May generate water with antioxidant properties due to the production of molecular hydrogen

Cons of ionizing filters: - Generally more expensive than other types of alkaline water filters - Require electricity to operate - More complex systems that may need professional maintenance

In Australia, brands like AlkaViva and Tyent offer a range of water ionizer systems. These devices are often marketed as high-end alkaline water solutions and may come with additional features like self-cleaning cycles and multiple pH settings.

Top Alkaline Water Filter Systems in Australia

HPF 7 Stage Reverse Osmosis Water Filter

The HPF 7 Stage Reverse Osmosis Water Filter is a comprehensive water filtration system that combines reverse osmosis technology with remineralization to produce alkaline water. This system is designed to provide high-quality, purified water with an alkaline pH.

Features and specifications: - 7-stage filtration process including sediment filtration, carbon filtration, reverse osmosis, and remineralization - Produces up to 190 litres of purified water per day - Includes a 3.2-gallon storage tank for convenient access to filtered water - Automatic shut-off valve to prevent water waste

Contaminant removal capabilities: The HPF 7 Stage system is highly effective at removing a wide range of contaminants, including: - Up to 99% of dissolved solids, particles, colloids, organics, bacteria, and pyrogens - Chlorine, fluoride, lead, arsenic, and other heavy metals - Pesticides, herbicides, and pharmaceutical residues

Installation and maintenance requirements: - Typically requires under-sink installation, which may need professional assistance - Regular filter changes are necessary: sediment and carbon filters every 6-12 months, RO membrane every 2-3 years - Annual sanitization of the system is recommended to ensure optimal performance

ULTRAPURE Aragon 10 Twin Benchtop/Under Sink Filter

The ULTRAPURE Aragon 10 Twin is a versatile alkaline water filter system that can be installed either as a benchtop unit or under the sink. It's known for its effective filtration and mineral enhancement capabilities.

System components: - Dual filter design with Aragon and Calcium/Magnesium filter cartridges - Optional UV sterilizer for additional bacteria protection - Choice of standard or designer faucet for under-sink installation

Filtration stages: 1. Aragon filter: Removes sediment, chlorine, and other contaminants 2. Calcium/Magnesium filter: Adds beneficial minerals and raises pH 3. Optional UV sterilization: Eliminates bacteria and viruses

Suitability for families: - High flow rate suitable for family use - Easy installation and maintenance make it user-friendly - Produces alkaline water without electricity, making it cost-effective for long-term use

Alkaway UltraStream Hydrogen Rich Ioniser

The Alkaway UltraStream is an innovative alkaline water filter that focuses on producing hydrogen-rich water in addition to raising pH levels. This system has gained popularity due to its potential health benefits associated with molecular hydrogen.

Hydrogen-rich water production: - Uses a unique filtration media that produces molecular hydrogen - Increases pH to create alkaline water - Generates a negative ORP (Oxidation Reduction Potential) for antioxidant properties

Health implications of molecular hydrogen: Recent research suggests that molecular hydrogen may have various health benefits, including: - Potential anti-inflammatory effects (Ohta, 2011) - Possible antioxidant properties (Ohsawa et al., 2007) - Potential improvements in exercise performance and recovery (Ostojic, 2012)

However, it's important to note that more research is needed to fully understand the long-term effects and benefits of hydrogen-rich water.

User experience and maintenance: - Simple countertop installation - Filter life of approximately 3,000 litres or 1 year - Easy filter replacement process - No electricity required, making it energy-efficient

Filteroo Stainless Steel Gravity Water Purifier

The Filteroo Stainless Steel Gravity Water Purifier offers a unique approach to alkaline water filtration, utilizing a gravity-fed system that's both portable and effective.

Portable design features: - Made from high-quality stainless steel - Upper and lower chambers for unfiltered and filtered water - Compact design suitable for both home use and travel

Filtration process: 1. Water is poured into the upper chamber 2. Gravity pulls water through the filter elements 3. Filtered, alkaline water collects in the lower chamber

Ideal usage scenarios: - Homes without under-sink space for larger systems - Outdoor activities like camping or picnics - Emergency preparedness situations - Rental properties where permanent installation isn't possible

The Filteroo system combines simplicity with effectiveness, making it a popular choice for those seeking a versatile alkaline water solution in Australia.

Conclusion

As we've explored throughout this comprehensive guide, the best alkaline water filter for Australians depends on various factors, including individual needs, water source, and lifestyle preferences. The market offers a range of options, from simple mineral filters to advanced reverse osmosis systems with remineralization and innovative hydrogen-rich water ionizers.

Key takeaways from our analysis include:

1. Diverse filtration technologies: Alkaline water filters in Australia utilize different methods to increase water pH and mineral content. These range from passive mineral infusion to more complex electrolysis processes in ionizing filters.

2. Contaminant removal capabilities: Many alkaline water filters, particularly reverse osmosis systems, offer excellent contaminant removal alongside pH adjustment. This dual functionality can be particularly beneficial for those concerned about water quality.

3. Installation and maintenance considerations: The ease of installation and ongoing maintenance requirements vary significantly between different filter types. While some systems like the Filteroo Stainless Steel Gravity Water Purifier offer portability and simplicity, others like the HPF 7 Stage Reverse Osmosis Water Filter may require professional installation but provide more comprehensive filtration.

4. Emerging technologies: The incorporation of molecular hydrogen production in systems like the Alkaway UltraStream Hydrogen Rich Ioniser represents an exciting development in the field, with potential health benefits that are still being researched.

5. Regulatory landscape: It's crucial for Australian consumers to be aware that while these products are available in the market, many health claims associated with alkaline water are not officially recognized by regulatory bodies like the Therapeutic Goods Administration (TGA).

When considering an alkaline water filter, it's important to approach the decision with a balanced perspective. While some studies suggest potential benefits of alkaline water, such as improved hydration and acid reflux relief (Koufman & Johnston, 2012), the long-term effects of regular consumption are not yet fully understood. As such, it's advisable to consult with healthcare professionals, especially for individuals with pre-existing health conditions or those on medication.

Looking ahead, the alkaline water filter market in Australia is likely to continue evolving. We may see further advancements in filtration technology, more energy-efficient systems, and potentially stricter regulations as research in this field progresses. For consumers, staying informed about these developments and maintaining a critical approach to health claims will be key to making the best choice for their water filtration needs.

Ultimately, while alkaline water filters can be a valuable addition to many households, they should be viewed as part of a holistic approach to health and hydration, rather than a panacea. By considering factors such as water source quality, personal health needs, and scientific evidence, Australians can make informed decisions about incorporating alkaline water into their daily lives.

Key Highlights and Actionable Tips

• Alkaline water filters raise water pH to 8.5-10 by infusing minerals like calcium and magnesium
• Different types available include mineral filters, reverse osmosis with remineralisation, and ionizing filters
• Potential benefits may include improved hydration and digestion, but more research is needed on long-term effects
• Consider factors like installation, contaminant removal, and maintenance when choosing a filter
• Consult a healthcare professional before regular alkaline water consumption, especially if on medication
• Look for filters certified by Australian regulatory bodies like the TGA
• Compare features like daily water production, filter lifespan, and mineral addition capabilities
• For portability, consider gravity-fed systems like the Filteroo Stainless Steel Purifier
• Regularly replace filters and sanitize systems as recommended by manufacturers
• View alkaline water as part of an overall healthy lifestyle, not a cure-all solution

How does the pH of alkaline water compare to regular tap water?

Regular tap water in Australia typically has a pH close to neutral (7), while alkaline water produced by filters generally has a pH between 8.5 and 10. This higher pH is achieved through the addition of alkaline minerals during the filtration process. However, it's important to note that tap water quality and pH can vary between regions, so it's advisable to check your local water report for specific information about your area's water supply.

Are there any potential side effects of drinking alkaline water long-term?

While short-term consumption of alkaline water is generally considered safe for most people, the long-term effects are not yet fully understood. Some potential side effects that have been reported anecdotally include:

• Gastrointestinal issues in some individuals
• Possible interference with stomach acid production
• Mineral imbalances if consumed excessively

It's important to note that these effects are not conclusively proven, and more research is needed. As with any significant dietary change, it's advisable to consult with a healthcare professional before incorporating alkaline water into your daily routine, especially if you have pre-existing health conditions.

How often should I replace the filters in my alkaline water system?

The frequency of filter replacement depends on the specific system you're using and your water usage. However, as a general guide:

• Sediment and carbon pre-filters: Every 6-12 months
• Reverse osmosis membranes: Every 2-3 years
• Remineralisation cartridges: Every 6-12 months
• Mineral filters: Every 6-12 months or as indicated by the manufacturer

It's crucial to follow the manufacturer's recommendations for your specific model, as filter lifespan can vary based on water quality and usage patterns. Some systems may have indicators to alert you when it's time to change filters. Regular maintenance ensures optimal performance and water quality.

Can alkaline water filters remove fluoride from tap water?

The ability to remove fluoride depends on the type of alkaline water filter. Reverse osmosis systems with remineralisation are generally effective at removing fluoride, with many capable of removing up to 95% of fluoride content. However, simple mineral filters or ionizing filters may not be as effective at fluoride removal.

If fluoride removal is a priority, look for systems specifically designed for this purpose or consider a reverse osmosis system with remineralisation. It's worth noting that while some people choose to remove fluoride for personal reasons, fluoride in tap water is considered beneficial for dental health by many health authorities.

How does the mineral content of alkaline filtered water compare to natural mineral water?

The mineral content of alkaline filtered water can vary significantly depending on the filtration system used and the source water. Generally, alkaline water filters add specific minerals like calcium, magnesium, and potassium to increase the water's pH.

Natural mineral water, on the other hand, contains a broader spectrum of minerals that it has absorbed from the rocks and soil it has passed through. The mineral content can vary greatly between different sources of natural mineral water.

While alkaline filtered water may have a more consistent mineral profile designed to achieve a specific pH, natural mineral water often contains trace minerals that may not be present in filtered water. Both can contribute to mineral intake, but the specific composition will differ. If you're interested in the exact mineral content, it's best to check the specifications of your alkaline water filter or the label of natural mineral water bottles.