The Viviscal Thickening Shampoo is a strand-plumping, growth-promoting solution for fine, limp hair. In addition to imparting a fuller appearance almost instantly, the formula contains ingredients ...

I’ve had Viviscal’s Hair Thickening Serum open in a tab for a few weeks, but I’m finally ordering it now that it’s just $10 (that’s a 50-percent discount). My introduction to Viviscal was in the 2010s ...