The invention relates to the technical field of health care methods, in particular to a life-information energy-acquiring method and application thereof. The life-information energy-acquiring method comprises the steps of detecting living bodies, replenishing life-information energy, placing the living bodies in a shielding cabin for replenishing the life-information energy, placing life-information acquisition devices or physical focusing devices among the living bodies, transmitting the life-information energy acquired through the life-information acquisition devices to a life-information energy-receiving device through a flexible waveguide system, and enabling the living bodies or water to receive the life-information energy. The invention has the advantages that the invention is an environment-friendly product, is extremely low in manufacture/use cost and energy consumption, applicable to scientific research, medical treatment, health care departments, families and individuals, and convenient to popularize, can be applied to living-body health care, medical treatment, cosmetology, animal/plant breeding and other technical fields, fills in a gap in the technical field in China, and has remarkable social and economic benefit.