SKINADE DERMA DEFENCE A & D BOOSTWhy skinade Derma Defense A&D Boost? Low levels of vitamin A and D negatively affect the appearance of the skin. Vitamin A, also known as Retinol, stimulates natural skin cell renewal, elasticity and hydration. Low levels of Vitamin A are typically characterised with very dry skin and a propensity to pigmentation. Vitamin D, the sunshine vitamin, in combination with Vitamin A, shields, rejuvenates and repairs the skin. This liquid formulation promotes