Densifying duo based on Biotin
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                            Thanks to its unique formula enriched with vegetable Argan oil and Biotin (better known as vitamin B8), our shampoo strengthens and provides deep and targeted care to damaged and weakened hair. Biotin plays an important role in the constitution of keratin proteins and contributes to maintaining hydration and the good health of your hair. Your hair is strengthened and full of vitality. Directions for use: Wet hair thoroughly, massage the scalp gently, lather and rinse well.