About the Award Winning Stem Cell Serum: promotes and extends the growth phase lessens hair loss, thinning, and fall-out soothes and hydrates the scalp The apple Stem Cell Scalp Serum is completely vegan, free from sulphates and parabens. It is suitable for straight, curly, wavy and coily hair types. | Act+Acre Cold Processed Stem Cell Serum, 2. 2 fl oz | Dermstore