About the product
- Deep cleansing, pre-treatment shampoo. Eliminates residues and prepares the hair for the Trissola True Keratin Treatment.
- Trissola True Prep Shampoo opens the hair shaft cuticles so that the Trissola True Keratin Treatment will be effective. Do not manipulate or scrub the scalp with the Prep Shampoo; this can lead to irritation and sensitivity to the scalp.
- Hair type: Oily
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