When to Shampoo After Hair Botox Montreal 2026 | 48-Hour Rule Explained
The 48-Hour Rule Explained After a hair botox treatment at our Montreal salon, wait at least 48 hours before washing your hair. This waiting period allows the keratin, collagen, and vitamins to fully bond with your hair shaft, maximizing smoothness and shine. Washing too soon strips away these proteins before they finish penetrating the cuticle.
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