SkinTx Exfoliant by SkinTx. $61.50. Aids in penetration of other products. Increases cell turnover. Enhanced exfoliating lotion. AHA’s in a unique base. For normal to dry skin types. SkinTx Exfoliant is a medical grade exfoliating lotion, which is especially formulated for normal to dry skin. Helps improve skin texture, tone and smoothness by exfoliating dead surface skin cells, revealing healthy, brighter, younger-looking skin.