Biolage Advanced Full Density Densifying Spray Treatment | Turn Lifeless Hair Into High Volume, Shiny Locks | With Biotin | For Thin Hair | 4.2 Fl. Oz. | 4.2 Fl. Oz

BIOLAGE Advanced addresses hair's most distinct needs through an effective blend of botanicals and molecular science.

A thickening breakthrough. The BIOLAGE Advanced Full Density system is designed to reduce hair loss and delivers luscious, thicker-feeling hair.

Formulated with biotin, zinc PCA and Gluco-Omega Blend, BIOLAGE Advanced Full Density Densifying Spray Treatment works on hair's surface (wet or dry) to increase the diameter of existing strands by up to 9%, for fuller-looking, thicker-feeling hair.

This leave-in hair treatment is the ultimate fix for thinning or fine hair - turn lifeless hair into high volume, shiny locks in one application.