Are eyebrow/lash serums cope?

[EthnicBvll]

when trying to research ways to thicken my lashes and brows on this forum people seem to only talk about minox, bimatoprost and many other non serum products. Are brow and lash serums cope or are the things people list on their threads superior?

 

[justtrynalookgood]

when trying to research ways to thicken my lashes and brows on this forum people seem to only talk about minox, bimatoprost and many other non serum products. Are brow and lash serums cope or are the things people list on their threads superior?

if they were cope people wouldn't be talking about it so much