Provided is a height-growing, intelligence-developing, anticancer, anti-aging, beautifying, kidney-tonifying, toxin-expelling, descaling, and three-high reducing, energy-saving, space-saving hot spring water heater. The water heater comprises a water quality purifying and mineralizing material (2), a load-bearing frame (3), and a water heater water tank (8). Through putting more than 30 kilogramsof natural healthcare formula ore in the water heater, the ore can absorb heavy metal, pesticide, bleaching powders, colloid, bacteria, and toxin in water, and is dissoluble to release large amount ofmineral substances and microelements. Using man-made thermal spring water to cook, make soup, cook congee, make tea, drink, wash face, take a shower, and take a bath for a long time, good mouthfeel is ensured, and effects of height-growing, intelligence-developing, anticancer, anti-aging, beautifying, kidney-tonifying, toxin-expelling, descaling, and three-high reducing are guaranteed. Using thewater heater with a matched fumigating barrel and nutrient enriched food in a combined manner has better health care effect, ensuring to adjust body fluid to alkalescence, ensuring users not to be easily tired, and ensuring little scale and high thermal efficiency. A high-capacity water tank can be placed in a narrow toilet, a toilet is arranged below the load-bearing frame, and the toilet can bealso used as a comfortable seat, and is matched with the fumigating barrel.