Faded looking control line on OPK? tiger-lily TTC since Jan 2012; 67 posts2nd Oct '12
Just took an OPK test and the control line came out super faded, almost not there. Does mean the test is invalid or what?
Amelia Margaret Due July 20; 4 angel babies; Tallahassee, Florida 12643 posts2nd Oct '12
It's most likely invalid.
☮ Phuket 4 kids; Mueang Phuket, Thailand 30468 posts2nd Oct '12
i get some like that.. i feel like its lack of dye