This bespoke Mix Lab Serum is uniquely blended based on your AI Skin Analysis results, ensuring every ingredient is perfectly matched to your individual skin needs. Each serum is freshly prepared in-clinic according to your personalized prescription — designed to target your specific concerns and deliver visible results. Refill & Save: Keep your original bottle and bring it back to the salon for a 20% discount on your serum refill — an eco-friendly and cost-effective way to maintain your custom skincare routine.