Yes, you can use a peptide lash serum with extensions on. Here is exactly how to apply it, how often, and how to protect your bonds.

Most lashes look short because they break, not because they cannot grow. Gentle habits plus a peptide serum support longer, fuller lashes.

What to know about Lash Population conditioning serum: what results to expect, how to apply it morning or night, brow use, safety, and using it with extensions.