Elderly people, children, and pregnant women need strict protection when drinking water. This mother and baby grade water purifier is specially designed for sensitive groups, with high standards of purified water quality to ensure the safety of drinking water for the whole family. The equipment innovation adopts the layered treatment technology of "purification first, mineralization later", which deeply filters heavy metals such as residual chlorine, lead and mercury, abnormal colors and odors, and small impurities in tap water, comprehensively purifies water quality, eliminates harmful residues, and meets the safe drinking water standards for mothers and infants. At the same time, it is equipped with a natural mineral slow-release filter element, which continuously and stably releases various nutrients such as strontium, zinc, selenium, calcium, magnesium, etc. The water quality is pure and rich in nutrients, with a warm and sweet taste. It is suitable for baby formula brewing, daily direct drinking, and elderly health drinking water.