[Care as a nature law: an integral perception of caring].

This paper is a reflection on the perception of care nursing professionals have and the meaning given to the term, which is a tool for directing the quality of the assistance. It questions the level of depth that this word may have, identifying its presence in all processes of the Universe and throughout mankind's mythological history. It proposes that caring is the law that makes possible the manifestation of the organization potential in a given direction of dynamic stability, seen in matter, which unfolds into the promotion and establishment of health and well-being. It concludes by stating that the Law of Care may be understood as a set of forces that make possible the extension or abbreviation of a given degree of organization that may be expressed in different levels.