Joico KPK Deep Penetrating Reconstructor

This is it—the “holy grail” hair hero that started it all for K-PAK! Packed with a powerful combo of amino acids and Joico’s smart Keratin technology, this 5-minute treatment rebuilds and strengthens stressed strands to instantly restore hair to its healthy-looking greatness. It’s hair reconstruction so targeted, so transformative; it’s the fave of millions of stylists, and we have the awards to prove it*.

The Four Steps of the K-PAK Hair Repair System

For maximum reconstruction on stressed, damaged hair, repeat Step 2 (Acidify) and Step 3 (Reconstruct) up to three times.