Level up your retinal routine While many people search for a traditional retinol, our next-generation retinal (Retinaldehyde) works 11x faster to target fine lines, wrinkles and uneven texture effectively without compromising the skin barrier. Here's a helpful guide on where to start your retinoid journey; 💎 Crystal Retinal 1 - for very sensitive skin types 💎 Crystal Retinal 3 - for retinol users 💎 Crystal Retinal 6 - for regular uses of retinol / retinal 💎 Crystal Retinal 10 - for advanced retinoid users 💎 Crystal Retinal 20 - for experienced retinoid users 💎 Crystal Retinal 24 - for expert retinoid users How to phase it in: (Always introduce your new strength slowly to respect your skin barrier) Weeks 1 & 2: Use twice a week. Weeks 3 & 4: Use every other night. Week 5+: Use every single night. When to progress to the next strength: Once you can use your current tube every night for at least 6 to 8 weeks and your skin feels perfectly comfortable and balanced, you are officially ...