Modern skincare has become a race toward more botanicals, more acids, more stimulation. But skin—especially sensitive skin—does not thrive under excess. Beleza by Z is rooted in corneotherapy, the science of barrier restoration. We do not believe innovation is measured by how many actives a formula can hold. We believe it is measured by how intelligently it supports the architecture of the skin itself. The barrier is not made of leaves or laboratory trends. It is composed of cholesterol, fatty acids, and ceramides—biological lipids that govern resilience, hydration, and tolerance. When these are depleted, no amount of aggressive exfoliation or botanical complexity can compensate. Our approach is deliberately restrained, structurally precise, and lipid-intelligent. Instead of overwhelming the skin, we reinforce it. The result is a clinically aligned, minimalist system that reduces transepidermal water loss while supporting recovery in reactive and compromised skin.