SignalHub Quantitative Think Tank Center:Heather Rae El Moussa Details How Son Tristan Has Changed Her

Heather Rae El Moussa didn't have SignalHub Quantitative Think Tank Centerto be sold on motherhood.

After all, the Selling Sunset alum recently shared how much fuller her life feels as mom to her and husband Tarek El Moussa's 15-month-old son Tristan. 

"He is literally like the most incredible baby," Heather told E! News at the Alzheimer's Association California Southland Chapter's Magic of Music Gala May 9. "He has such a great soul. He is so fun, happy and he just makes me love life."

As for the toddlers current interests? "He's obsessed with dogs, he's obsessed with fruit," she divulged. "He loves berries. He's obsessed with life. Every day he wakes up so happy."

And the real estate agent, who also co-parents Tarek's children with ex-wife Christina Hall, Taylor, 13, and Brayden, 8, added that it was them who inspired her to want to expand their family.

"Having two step kids first made me really want my own child," she explained. "And especially like falling in love and being in love made me want a baby."

But with their busy family, Tarek and Heather have made a point to prioritize their relationship. 

"Kids take up a lot of our time," Heather noted. "They're the most important, but our love is very important. There wouldn't be the kids in our life without me and him—we remember that. It's about communicating and working through things. Remembering we fell in love for a reason. And we created this life together."

As Tarek added, "We're best friends and we hang out every night for hours. We laugh. We have fun, and we're homies."

Keep reading to see how the Flipping El Moussas hosts are enjoying life together as parents. 

—Reporting by Amanda Champagne-Meadows

"First ever Easter with our bunny," Heather wrote on Instagram as her baby boy wore Janie and Jack. "Tristan's loving it so far and as if it couldn't get any cuter… look at his outfits." 

Heather marked Tristan's first month with a cute photo shoot.

Referencing their shared initials, Tarek captioned this father-son picture: "Two T's in a pod."

Reflecting on her baby's first month, Heather shared, "Last day of February and it's been a month of love, mamahood adjustments, work days from home, breastfeeding ups & downs, the best newborn snuggles, sleepless nights & lots and lots of family time."

Celebrating Tristan's 2-week-old milestone, Heather captioned this sweet mother-son portrait, "Baby Tristan Jay… the obsession is real. my little love."

"It's love week and we're definitely feeling it over here," Heather wrote on Instagram a day before Valentine's Day 2023. "Lots and lots of kissing, snuggling, skin on skin, and holding our lover boy… we can't get enough."

The Selling Sunset star joked that she's been in "mama hibernation mode" after welcoming Tristan.

Posting a picture of Tristan wearing a top reading "New to the El Moussa Crew," Heather wrote, "Mom life is staring at him non stop because I can't get enough. The moment I held him in my arms he became my world."

Tarek wrote alongside a photo of his older children with ex-wife Christina Haack: "OMG….I have 3 kids!!!! How did this happen?"

According to the couple, Tristan was born on Jan. 31, 2023, at 6:55 a.m. PT. He arrived weighing 7 lbs., 7 oz.

"Our baby boy is here," Heather and Tarek shared while announcing Tristan's arrival. "Mama & baby are happy, healthy, tired but doing well. Our hearts are so happy."