L'Oréal Professionnel [Keratin Alpha Sleek]

Anti-Frizz Shampoo for Smooth Hair

Professional sulfate-free* shampoo for long-lasting smoothness, frizz and volume control.

Keratin Alpha Sleek Professional Shampoo by L'Oréal Professionnel is formulated with Keratin-alpha shaper and Amino-acid chains. Its luxurious, ultra-creamy texture gently cleanses the hair fiber while helping to smooth and reinforce hair keratin.

The formula softens and hydrates hair while providing instant shine and helping control frizz and volume. Suitable for all hair types.

When used as part of the complete Keratin Alpha Sleek routine, hair is transformed for up to 2 weeks of smoothness, frizz and volume control.**

Results & Benefits

• Helps transform hair for up to 2 weeks of smoothness, frizz and volume control when used as part of the complete routine.*
• Reshapes hair keratin to help smooth the hair fiber.
• Softens and hydrates hair.**
• Provides instant shine.***
• Helps control frizz and volume.**

Formula

• Formulated with Keratin-alpha shaper and Amino-acid chains.
• Sulfate-free.*
• Artificial colorant free.
• Alcohol free.
• Suitable for all hair types.

Important: The Keratin Alpha Sleek products do not contain keratin. Keratin is an animal-derived ingredient that is also naturally found in human hair. According to L'Oréal Professionnel, the range works at the Keratin Alpha level by reshaping Keratin Alpha chains.

How to Use

1. Apply evenly to wet hair.
2. Lather until a rich foam is obtained.
3. Rinse.

In case of contact with eyes, rinse immediately and thoroughly.

Follow with Keratin Alpha Sleek Smooth Transformer once a week for long-lasting smoothness for up to 2 weeks. On other wash days during the week, use the professional Keratin Alpha Sleek mask instead of Smooth Transformer.

Available Sizes

• 300 mL
• 500 mL

Testing Notes

*No sulfated surfactants.

For the claim of up to 2 weeks of smoothness, frizz and volume control: instrumental test after 4 applications of Keratin Alpha Sleek Shampoo + Smooth Transformer + Serum.

Softness, hydration, frizz and volume control claims are based on instrumental testing with the Shampoo + Smooth Transformer + Serum routine.

Instant shine is based on instrumental testing with the shampoo alone.