Holy poop

Allison • 26. Married for 4 years. 22mo 👦🏼. 1 angel baby 👶🏼. 🤰🏼🌈 due in Nov2018
So I'm 12w1d and I legitimately haven't gone to the bathroom in 6 DAYS!!! I eat a lot of greens and veggies so I'm definitely getting my fiber in but still nothing. At what point should I take something??