Best Anti-Aging Serums But whether or not over-the-counter eyelash serums “work” for hair growth, the answer would be no—or at best, maybe. According to Dr. Gohara, most eyelash serums will condition and support the keratin in your lashes, kind of like a conditioner. “Lash conditioners may help strengthen lashes, prevent them from breaking, or lightly swell them so they look a little ... https://cosmeticsurgeonbellevue.com/