L'Oréal Professionnel Keratin Alpha Sleek Smooth Transformer Professional Smoothing Treatment
A professional progressive smoothing treatment formulated with Keratin-Alpha Shaper and Amino Acid Chains to transform hair, control frizz, and reduce excessive volume while preserving hair integrity.
Its advanced formula delivers 5 times smoother hair, 2 times less frizz, and 77% more instant shine, leaving hair feeling silky, disciplined, and easier to manage.
Suitable for all hair types, this treatment provides progressive smoothing benefits with weekly use, reaching optimal performance after 4 weeks. When used as part of the complete Keratin Alpha Sleek routine, it helps maintain smooth, frizz-controlled hair for up to 2 weeks.
Key Benefits
Intense Smoothness: Delivers up to 5 times smoother hair for a sleek, polished finish.
Frizz Control: Reduces frizz by up to 2 times for smoother, more manageable hair.
Volume Control: Helps control excessive volume while maintaining a smooth appearance.
Instant Shine: Boosts hair shine by up to 77%.
Faster Styling: Helps reduce daily styling time by up to 50%.
Progressive Results: Smoothing performance improves with consistent weekly use, reaching its peak after 4 weeks.
Hair Integrity: Helps preserve hair integrity throughout the smoothing process.
Long-Lasting Results: Up to 2 weeks of smooth, frizz-controlled hair when used with the complete routine.
Key Ingredients
Keratin-Alpha Shaper: Helps reshape and smooth the hair fiber for improved manageability and long-lasting smoothness.
Amino Acid Chains: Work alongside Keratin-Alpha Shaper to support hair smoothness and preserve hair integrity.
How to Use
Wash hair with L'Oréal Professionnel Keratin Alpha Sleek Shampoo.
Shake the treatment well before use.
Divide hair into 2 sections.
Apply evenly through the mid-lengths and ends of each section.
Use approximately 30–50 g, depending on hair length and thickness.
Leave on for 10–15 minutes.
Rinse thoroughly.
Complete the routine with Keratin Alpha Sleek Mirror Sleek Serum.
Pro Tip: Use once a week after shampooing. On other wash days, alternate with Keratin Alpha Sleek Professional Hair Mask. For optimal progressive smoothing results, continue weekly use for at least 4 weeks.
Results
Up to 5 times smoother hair.
Up to 2 times less frizz.
77% more instant shine.
Improved volume control and manageability.
Daily styling in up to half the time.
Progressive smoothing results, peaking after 4 weeks.
Up to 2 weeks of smooth, frizz-controlled hair with the complete routine.