Instead of being out and about in El Lay, the Life of Kylie star prefers to stay at home.
"She is very excited about the baby though", the source elaborated. 'She talks about the baby nonstop. She doesn't want to be photographed.
In other Kylie "pregnancy" news, it appear that if the star is pregnant, she may be making a big social media move soon.
Kylie Jenner wants "more privacy" now she is pregnant.
Of course, Kylie isn't the only KarJenner sister who now has a little one on the way - Khloé Kardashian is pregnant with her first child, while Kim Kardashian West is expecting her third, this time via surrogate.
The 20-year-old took to Facebook this week to share an ad for her sunglasses collaboration with Quay Australia, and commenters did not hold back when it came to voicing their opinions on her rumored pregnancy. "She is already shopping like insane", the source added.
One of the things that the reality TV star had to consider is whether or not she's prepared to become a mom with our without Scott's help.
It's also been stated that while the pregnancy was unplanned, Jenner is looking forward to welcoming a baby with Travis Scott.
A source close to Jenner told the publication on Sunday: 'This is going to be the best dressed kid you've ever seen'.
In addition to the questionable timing of Jenner's pregnancy, Kardashian fans are no strangers to speculating about relationships regarding the sisters and their exes.
The beauty mogul is not the only member of the family who is starting a family, as Kylie's older half sister Khloe Kardashian, 33, is pregnant with her and Tristan Thompson's child, whilst Kim Kardashian West is having a third child via a surrogate. "It was coincidental, but they couldn't be more stoked", another source said.
Following the initial rumours she's expecting her first baby with boyfriend Travis Scott both Kim Kardashian and mum Kris Jenner have refused to confirm or deny the stories.