How old do I have to be to use Keeps? Demetri Karagas April 23, 2019 21:56 Updated Follow You must be 18 or older to use Keeps. However, you don’t need to be over 18 to understand hair loss. We recommend starting with these articles: - What causes hair loss? - Can I stop hair loss? - Is hair loss genetic? Related articles Am I eligible to use Keeps? What happens if I stop taking my Keeps treatment? Can I use insurance to pay for Keeps? Can women use Keeps? Can I use my own pharmacy? Comments 0 comments Article is closed for comments.