The plaintiff alleged that DDDE is a prostaglandin analog (PGA), which falls "within a class of compounds associated with adverse reactions to the eye and surrounding areas," and that Markoff and ...

But when one reads reports — and horror stories — about lash serums causing redness, facial fat loss, and even a change in eye color ... It contains the prostaglandin analog bimatoprost.

These PGAs do serve an approved scientific purpose—in glaucoma drops, prostaglandin analogs are able to lower eye pressure. Their lash-enhancing benefits were found accidentally. “[Doctors ...