Hair loss is a fast-growing market. So how can aesthetic clinics and medspas make the most of this opportunity? Misti Barnes shows one way. She’s carefully niched her California clinic, providing non-invasive skin treatments and hair loss treatments. And she’s gone one step further, as founder of Cellustrious Hair Follicle Rejuvenation, a patent-pending, non-surgical treatment for hair loss, which uses plant-derived peptides and growth factors to target hair follicles.