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[Keratin Alpha Sleek] Professional sulfate free shampoo for long-lasting smoothness, frizz & volume control.
Delivers up to 2 weeks of smooth, frizz-controlled hair with instant shine and faster daily styling.
A professional alpha keratin smoothing treatment that delivers up to 2 weeks of smooth, frizz-controlled hair with instant shine and faster styling.
*Consumer test after 4 applications of the routine on 67 consumers
Alpha Keratin Sleek Smooth Transformer is a professional alpha keratin smoothing treatment by L'Oréal Professionnel, formulated with Keratin-alpha Shaper and Amino-acid Chains. This anti-frizz treatment is suitable for all hair types, including curly, wavy and frizzy hair.
This alpha keratin treatment for hair delivers up to 5x smoother hair and 2x less frizz1. After 4 uses, the smooth transformer helps reset hair discipline2 at the alpha keratin level for a total fibre transformation3, leaving hair smoother, shinier and easier to manage.
1 Instrumental tests with 4 uses of the Shampoo + Smooth Transformer + Serum routine.
2 Instrumental test after 4 uses of Smooth Transformer.
3 Instrumental and consumer tests.
1 Consumer test on 68 participants, 1 application/week for 4 weeks. Based on a 15-day break observation.
2 Instrumental tests with 4 uses of the Shampoo + Smooth Transformer + Serum routine.
3 Instrumental test after 1 application of Shampoo, Mask & Serum.
4 Instrumental tests after one use of the Smooth Transformer.
Apply evenly to wet hair and lather until a rich foam is obtained. Rinse thoroughly. Follow once a week with the Alpha Keratin Sleek Transformer hair smoothing treatment to help reprogram hair for up to 2 weeks of frizz control1. On other wash days, use the Alpha Keratin Hair Mask, an anti-frizz hair treatment, to help prevent damaged hair while boosting moisture, smoothness and softness. In case of contact with eyes, rinse immediately and thoroughly.
1 Consumer test on 68 participants, 1 application/week for 4 weeks. Based on a 15-day break observation.
Formulated with Keratin-alpha shaper and Amino-acid chains. These active ingredients help reprogram hair at keratin alpha level, smoothing the hair fibre while preserving the fibre integrity.
Smooth Transformer is free from artificial colourants and alcohol.
The range Keratin Alpha Sleek has a fresh, powdery, floral composition. With top notes of cardamom, ginger, rice powder and fig leaf. Middle notes of heart of orris, rice powder and violet, and base notes of sandalwood, vetiver, and musk give rise to a sophisticated, premium, and tech fragrance. The product contains a distinctive scent due to its highly potent ingredients for maximum efficacy. It is completely safe for use.
For more information, please refer to our group website: Inside our products.
This ingredients list is subject to change and depends on the country location selling. Consumers should refer to the product packaging for the most relevant ingredients list. In case of a problem, please contact the consumer care centre.
It helps smooth hair, reduce frizz and control volume while leaving hair softer, shinier and easier to style.
No. Keratin Alpha Sleek Smooth Transformer is not formulated with keratin. Instead, it is powered by Keratin-alpha shaper and Amino-acid chains to help smooth the hair fibre, control frizz and volume, and preserve fibre integrity.
Is the alpha keratin treatment suitable for curly and wavy hair?
Yes. It's suitable for all hair types, including curly and wavy hair, helping improve smoothness while making hair easier to manage.