Complete strengthening routine for fragile and thinning hair Complete strengthening treatment for fragile hair: the combination of ENERGIZING Shampoo, ENERGIZING Superactive, ENERGIZING Gel, and ENERGIZING Thickening Tonic is perfect for cleansing and combating hair loss caused by androgenetic alopecia. Acting as a strengthening hair treatment, the ENERGIZING formula improves scalp tone, regulates overproduction of sebum, and reduces hair loss while improving hair density.