Unconscious compensation stands as one of the most architectonically significant concepts in the depth-psychology corpus, functioning simultaneously as a clinical observation, a metapsychological principle, and a quasi-biological law. Jung erected it as the foundational counterweight to Freud’s wish-fulfilment theory of dreams, asserting that the unconscious does not merely repeat or distort waking desires but actively supplements and corrects the one-sidedness of conscious attitude. Across the Collected Works, Jung formulates compensation as a basic law of psychic behaviour — the self-regulating economy of the psyche — wherein every excessive deflection of consciousness provokes a countervailing movement from below. Murray Stein, Edward Edinger, and Sallie Nichols extend this reading, placing compensation at the engine of individuation itself: the ego’s heroic one-sidedness structurally necessitates the unconscious corrective. The concept carries therapeutic urgency — as the Two Essays make plain, unconscious compensations ignored over time do not dissolve but migrate into symptoms and situational catastrophes. Erich Neumann, Marie-Louise von Franz, and James Hollis further widen its scope, applying compensatory logic to cultural and collective phenomena, demonstrating that myth, alchemy, and religious movements arise when a civilisation’s dominant attitude provokes corrective eruption from the collective unconscious. The central tension in the literature concerns the conditions of efficacy: compensation operates silently and beneficially when consciousness is integral and receptive, but becomes pathologically distorted or explosively intrusive when the ego remains hostile or impermeable.