Refine and polish the skin texture with Doctors Formula Probiotics Repairing - Overnight Repairing Serum, a hydrating formula that works alongside the skin’s natural night-time processes. Probiotics and Cactus extract provide a gentle exfoliation, sweeping away impurities and dead cells to smooth and brighten skin. Helping to deliver intense hydration, the treatment reveals a renewed, revitalised and glowing complexion.