Eyelash or Brow growth serums are nothing new – but do they bring the results they are promising? Let us bring our attention to the often remarkable results of these growth-boosting serums. How do they work? Most serums are based around peptides: short chains of amino acids, which are the building blocks of protein. Considering your lashes are comprised of around 80% keratin protein, it is easy to see how a topical top-up can support fuller growth. Many of the best lash serum