Are health insurance premiums that I pay and are deducted from my paycheck paid with after-tax dollars?

My health insurance is through my employer but I have to pay part of the premium and it is deducted from my paycheck each pay period. I am filing my taxes and am being asked if the premiums are paid for with after-tax dollars. Any answers?

Can long-term Care Insurance be deducted by S-Corp?

Can long-term care insurance be deducted on behalf of the owner by S-Corp?