1. fact
   fiction
2. almost fact: You'll need to up your intake of anything that contains lots of potassium, not just bananas.

You should limit your exposure to sunlight -- and always use strong sunscreen -- if you have melasma.

1. fact
   fiction
2. almost fact: The cause is actually excess protein.

Doctors aren't exactly sure what causes melasma, but it could be hormonal.

1. fact
   fiction
2. almost fact: Women with dark hair and olive skin are most susceptible to melasma.

True. Again, doctors are not quite sure why.

1. fact
   fiction
2. almost fact: The best remedy is actually mayonnaise.

Unfortunately, lotions and creams -- prescription or not -- don't seem to work very well at all on stretch marks.

1. fact
   fiction
2. almost fact: Blood flow actually decreases in these small blood vessels.

Yep -- and another factor could be the extra oil on your face.

1. fact
   fiction
2. almost fact: It's acne, not eczema, that's the most common.

Haywire hormones make acne the most common skin complaint for pregnant women.

1. fact
   fiction
2. almost fact: Benzoyl peroxide and salicylic acid are the ingredients to avoid.

Moms-to-be should steer clear of benzoyl peroxide, salicylic acid and retinoids when looking for acne-fighting products. On the safe list are sulfur-based products and remedies that include glycolic acid and alpha-hydroxy acids.

1. fact
   fiction
2. almost fact: The linea negra appears on the cheeks of a pregnant woman.

The linea negra, or "line of pregnancy" appears down the center of the stomach.

1. fact
   fiction
2. almost fact: It's called PUPPP.

It's PUPPP: pruritic urticarial papules and plaques of pregnancy. It's a reaction similar to hives that sometimes hits in the third trimester.

1. fact
   fiction
2. almost fact: If you exercise frequently and watch your diet, you could prevent stretch marks.

You can slather on all the cocoa butter you want, but most doctors say that if your mom got stretch marks in pregnancy, you probably will, too.