Hair Loss Breakthrough PTD DBM YOUnique Health & Wellness Latanoprost and Copper Peptides for Hair Growth When we talk about topical hair growth support, two ingredients that I find interesting are latanoprost and copper peptides. Latanoprost is a prostaglandin analog that FDA approves 1st drug treatment for alopecia hair loss FOX 9 Minneapolis St. Paul F.D.A. Approves Alopecia Drug That Restores Hair Growth in Many Patients Beckman Laser Institute Peptide Therapy