Get thicker, fuller-looking hair in as little as 45 days with this breakthrough mitochondrial technology that reenergize hair follicles to extend the hair growth cycle and prevent thinning. Give Thinning Hair The Finger. Get thicker, fuller-looking hair in as little as 45 days with this breakthrough hair growth technology co-created by Bosley Doctors and Yuva Biosciences using Artificial Intelligence. AI processed thousands of compounds to identify the exact molecule needed to improve mitochondrial function to extend the hair growth cycle and prevent future thinning.