@ Kkangaroo, I started to wear maternity wear once I knew I am pregnancy and changed to the nursing bra and underpants already.
There are different brands such as GAP Maternity, H&M Mama, 010, Old Navy, Americana Mama and a lot more.
For nursing bra and under pants, Marks & Spencer, H&M Mama and all lingerie shop has the variety of choices. Belly band has purchased but yet to use.
Anti-Stretch marks cream / lotion I have used up one tube of Mustela, now using the Palmer's onwards as it was on sale with mega size bonus.