System 4 is designed for colour-treated hair with progressed thinning. Clinically and dermatologically tested, it's designed to amplify hair texture and strengthen resilience, resulting in thicker, fuller hair.
Why you'll love it: Clinically and dermatologically tested, this shampoo nourishes and gently cleanses your hair to prevent against follicle-clogging sebum, resulting in thicker, fuller hair. The conditioner enhances scalp health by promoting a healthy environment for hair growth. Its lightweight, moisturizing formula contains ingredients that strengthen the hair against damage and breakage, while promoting a healthier scalp.
Benefits:
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