You can no longer comfortably button or zip your regular pants, or you find yourself unbuttoning them after every meal.
If you aren't ready for a full maternity wardrobe, you can use these intermediate steps: when do you buy maternity pants
Waistbands are digging into your skin, causing marks, or leading to issues like acid reflux and indigestion due to pressure on the midsection. You can no longer comfortably button or zip
Most women begin buying and wearing maternity pants between of pregnancy , typically as they enter the second trimester. However, the "right" time is entirely subjective and depends on your personal comfort, how quickly your body changes, and whether it is your first or subsequent pregnancy. Signs It's Time to Buy how quickly your body changes
When did you start wearing maternity clothing? : r/BabyBumps