Get ready to get 2X visibly fuller, thicker hair* because Dove Hair Therapy Strength & Fullness Boost Shampoo isn’t your typical shampoo. This shampoo is for thin hair that needs special care and works well with its matching conditioner to thicken and nourish your thin hair, wash after wash. This sulfate-free shampoo is formulated with potent moisturizers and nourishing ingredients, including serum and retinol, for care at the level of hair's cortex. So if you’re looking for soft, visibly nourished hair, look no further than Dove Hair Therapy Strengthen & Fullness Boost Shampoo. While you hydrate hair with this hair thickening shampoo and conditioner system, let the potent moisturizers and nourishing ingredients restore your fine, thin hair during your hair care routine. This thickening shampoo for thin hair nourishes and softens hair from the first use. To refresh hair, thoroughly massage the scalp and roots, creating a lather. Rinse thoroughly with water and follow up with Dove Hair Therapy Strength & Fullness Boost Conditioner. Unilever’s ongoing work on alternatives to animal testing for more than 30 years, and its commitment to promote their adoption globally, has been recognized by PETA, which has listed Unilever as “a company working for regulatory change.” Globally, Dove does not test on animals and is certified by PETA as Cruelty-Free. *system vs. flat hair