R+Co Dallas Biotin Thickening Shampoo | Thickens, Nourishes + Strengthens | Vegan + Cruelty-Free | 33.8 Oz
- Biotin improves the keratin infrastructure of hair. Increases hair strength and vitality for thicker more abundant hair..
- Hydrolyzed Rice Protein locks in moisture and helps prevent breakage while improving shine, strength and flexibility of hair.
- Saw Palmetto Berry Extract adds body to hair, helping it to appear thicker.