Oz.) Triphasic Thickening Shampoo (1.6 Fl.
)Triphasic Reactional Concentrated Serum (12 Vials X 0.This Five-Step Regimen Addresses The Underlying Causes Of Reactional (Sudden, Temporary) Thinning Hair With Botanical Extracts, Essential Oils And Vitamins That Optimize Scalp Health And Promote Stronger, Thicker-Looking Hair. Oz.