Medik8 Crystal Retinal 10 1 oz

Retinaldehyde at Strength 10

Medik8's Crystal Retinal 10 uses retinaldehyde, a faster-acting vitamin A derivative, at one of the line's higher strengths.

Why You'll Love It:

• ✨ Retinaldehyde formula that works faster than standard retinol.
• 💫 Strength 10 for experienced vitamin A users.
• ⏳ Clinical British skincare with a strong reputation.