MD Lash Factor™ is a new cosmetic breakthrough for the health, condition and beautification of eyelashes. This eyelash conditioner formulated by Dr. Susan F. Lin is the only eyelash conditioner that's proven to promote the appearance of longer, fuller, thicker eyelashes in as little as one week. Available exclusively from dispensing physicians.

A new physician-formulated eyelash conditioner that improves the appearance of natural lash length, fullness, and thickness.