Palmer's Olive Oil Formula Shine Therapy Gro Therapy is a conditioning hairdress that locks in moisture for long lasting softness and manageability. Palmer's Olive Oil Formula Shine Therapy perfectly nourishes dull, frizzy hair and dry scalp to maximize fullness and improve manageability, for irresistibly soft and shiny hair. This shine enhancing emollient packed with antioxidants soaks into the hair preserving hydration while smoothing strands and minimizing frizz creating softer, shinier more manageable hair. Olive Oil also invigorates the skin and soothes tightness to support a healthy scalp foundation. Helps rid the scalp of environmental toxins creating an optimal foundation for growing hair. Jamaican Black Castor Oil also locks in moisture and promotes fuller strands.