The Alkaline Pitcher s four-step filtration system includes chlorine filtration purification with ion exchange resins antioxidant concentration increase with negatively-charged water particles and essential mineralization with far infrared ceramic balls. This means that chemicals and toxins are filtered out of your water and magnesium potassium and salt are infused creating great-tasting alkaline water. The pitcher has a filter replacement alert letting you know when to refresh your filter cartridge. Why is alkaline important Consuming alkaline food and beverages is very beneficial to overall body function and helps maintain a balanced pH. On a pH scale 7 is neutral anything below 7 is acidic and anything above 7 is alkaline. Body acidity can be extremely dangerous to health and can cause problems such as weight gain fatigue week bones and chronic infections. Acidity in the body can also lead to premature aging and skin problems like acne and eczema. Body alkalinity can also be maintained by eating certain foods. Herbal tea is known to support an alkaline environment. Some foods that promote a healthy pH include nutrient-dense greens like spinach and kale and fruits low in sugar such as pomegranate and lemon.