Selecting the water filter high quality filter is the key

Are you wondering whether it's necessary to replace the filter in your water purifier on time? Or are you concerned about whether purified water might affect the absorption of essential minerals by your body? With so many water purifier options available on the market, it can be confusing for consumers. In this article, experts from Amway, Angel, Yikou, and other leading water purifier brands answer some of the most common questions.

Question 1: Should the filter be replaced in a timely manner?

Experts explain that different types of water purifiers use various filtration technologies—some rely solely on filter cartridges, while others use ultrafiltration membranes or reverse osmosis systems. Filter cartridges typically have a small volume (around 40 cm), and if not used regularly, they can accumulate debris and even become a breeding ground for bacteria. Therefore, it's important to clean them regularly and boil the filtered water when necessary. Additionally, activated carbon filters and other components should be replaced based on their rated water output capacity. The more water you filter, the longer the replacement cycle, and vice versa.

According to industry professionals, the replacement cycle for filters varies significantly across brands, ranging from one month to five years. However, the quality of the filter isn’t necessarily determined by how often it’s replaced. “It’s like contact lenses,” one expert said. “Some are daily disposables, while others last a year. It depends on the technology.”

After purchasing a water purifier, maintenance costs are inevitable. The more filters a system has, the higher the ongoing expenses. Some brands require annual replacements, with prices ranging from tens of yuan to nearly 1,000 yuan. Experts also warn that some models claim to have automatic cleaning functions, but these may not effectively remove all contaminants. No matter which type of purifier you choose, timely filter replacement is crucial for maintaining water safety and performance.

Question 2: Does purified water affect health?

A common concern among users is whether water purifiers remove beneficial minerals from the water. According to Angel’s water quality experts, the minerals we get from water are minimal compared to those obtained through food. “Our bodies primarily absorb trace elements through the food chain—plants, animals, and humans. The amount of minerals in water is very small and doesn’t significantly impact our overall mineral balance,” they explained.

Moreover, modern purification systems don’t remove all minerals. For example, RO membranes typically remove between 93% and 98% of impurities, allowing beneficial minerals like calcium and magnesium to pass through. This ensures that essential nutrients remain in the water, supporting healthy consumption. Amway’s R&D expert Robert added that high-quality filters can eliminate harmful pollutants while preserving beneficial minerals, making the purified water both safe and nutritious.

Question 3: Are water purifier industry standards well-established?

The water purifier industry is still developing, and not all products meet the same quality standards. Consumers should check whether the filter cores are made from high-quality international materials and whether the product has national certifications and health approvals. It’s also important to look at the filtration process, the number of stages, and the size of the filter elements. A good water purifier should include features like wastewater flushing, hydropower safety, water-saving technology, and pressure connection systems.

When choosing a product, compare the water quality visually, taste the water, measure its hardness, and even test how it affects tea brewing. These practical checks can help identify the best option for your needs.

Question 4: How to choose a quality water purifier?

Experts recommend focusing on high-quality filter elements and proper certifications when purchasing. Before buying, understand your local water conditions, such as hardness levels in northern vs. southern regions, or pollution levels in coastal cities. Consider the health and taste preferences of family members, especially children and the elderly, and select a purifier that meets those specific needs.

Additionally, prioritize well-known brands that have been tested and approved by national authorities. These brands are more likely to meet quality and safety standards. Be sure to verify the brand’s qualifications and certifications. Also, pay attention to installation and after-sales service. Water purifiers are long-term appliances, so reliable support and maintenance are essential. Look for clear after-sales policies, easy-to-reach customer service, and professional support teams.

By following these guidelines, you can make an informed decision and enjoy cleaner, safer, and healthier drinking water.

Reporter: Zhang Bo, Huaxi Dushi Bao

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