Skin darkening parts is unavoidable, it's most obvious in fair skin gals. As for the nipples area, if dryness starts occur, start using organic nipple cream, once the baby is born, frequent breastfeeding can make the nipples very sore and crack, worst part it'll bleed. Don't feel bad showing the body to your own husband, he will accept everything, best is to shower together, so that he can help to scrub your back, do a little massage to make you feel relax, soon he will get used to how your body looks like. Love and support from husband plays a major part in making women feel confident. Stretch marks oil best to apply to the whole body, you'll never know where else starts showing up lines especially after birth😊 Please note my comment is not meant to be discouraging, it's some real life facts 😊 I'm a mother of 2 gals, they are now 5 and 6. ❤️Love you always (Singapore)❤️