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fitness influencer Stephanie Buttermore Passed away unfortunately in March 2026 36 years old.
“We are deeply saddened by the sudden passing of Jeff’s fiancée and partner of ten years, Stephanie,” Social media statement A spokesperson from Buttermore’s fiancé, Jeff Nippardread. “As many of you know, Stephanie meant the world to Jeff.”
The statement continued: “She will be remembered for her warmth and compassion, love for her family, and her doctoral research into ovarian cancer. We kindly ask for your privacy as we work through this tragic loss. Thank you for your understanding and support during this difficult time.”
Buttermore, whose cause of death was not immediately announced, became engaged to bodybuilder Nippard in 2022 after six years of dating.
Keep scrolling to learn more about Buttermore’s life and legacy:
Stephanie Buttermore was an influencer with over 528,000 Instagram followers and 1 million YouTube subscribers at the time of her death. She shares content on lifestyle topics like fitness training, nutrition, beauty, and more.
Long before Stephanie Buttermore started posting on social media, she was earning a PhD and working as a cancer scientist.
“I earned my PhD in Pathology and Cell Biology with a focus on the molecular mechanisms driving ovarian cancer progression,” her biography Youtube Page read. “I incorporate science and fitness into all aspects of my life. I am currently doing cancer research but enjoy working out and eating good food.”
Stephanie Buttermore Always be proud of your body – No matter what her figure is.
“When I gained weight, I heard every fat-phobic slur under the sun,” Buttermore via Instagram March 2023, and some swimsuit photos. “But, you know what, I look back at these photos like damn… I’m HAWWWT 🔥“.
She added, “The ‘F the haters’ sentiment has never worked for me personally. I mean, I wish it worked and it would make life easier. I prefer to just focus on myself, my goals, and give my energy to those who deserve it.”
Months later, Buttermore declared via social media that she felt “super happy and comfortable” in her own skin.
“I can live by intuitive eating and my body feels naturally settled here,” she wrote in a May 2023 post. upload.

Jeff Nippard and Stephanie Buttermore.
Courtesy of Jeff Nippard/InstagramIn 2016, Stephanie Buttermore began dating bodybuilder Jeff Nippard after they chatted privately with him. Nippard proposed in October 2022 after six years of dating.
“We get along like best friends because we built a foundation of shared interests and values from the beginning,” Nippard gushed. Instagram then. “We grew up together, learned from each other, traveled the world together, always had each other’s backs, and used the power couple equation to help each other in so many different ways.”
Stephanie Buttermore took a step back She posted content on Instagram a few years before her death.
“My mental health is the best it’s ever been,” Buttermore noted in a May 2024 article Instagram Post about her online hiatus. “I don’t struggle with anxiety anymore. Not at all. A few years ago, it would have left me almost feeling like I couldn’t breathe or leave the house. Now I don’t really have to care if people like what I post, or if they say negative things about me.”
Stepping away from Instagram also allowed Buttermore to focus on her relationships.
“When I’m with my family or with Jeff, I’m more in the moment,” she said. “I take pictures to preserve memories, not because I’m going to post it on my story. I’m never caught checking comments and not listening to what someone else is saying, and I’m in a better mood because I’m not anxious. Family time is family time.”