Lizbeth Castañeda Rivas, better known as Lizbeth, is a rising social media sensation from Mexico who’s taken platforms like TikTok and Instagram by storm with her engaging fun facts content. Over time, Lizbeth has built an impressive online presence, captivating audiences with her unique blend of entertainment and education. On YouTube, where she first started sharing her passion back in June 2017, Lizbeth managed to grow her channel to over 1.8 million subscribers—an incredible milestone that speaks volumes about her appeal.
While she initially gained traction on YouTube, Lizbeth later shifted her focus toward TikTok and Instagram, where her content truly flourished. Her videos often dive into fascinating scientific topics, especially those centered around biology and the human body, making learning both accessible and fun. It’s this educational yet lighthearted approach that helped Lizbeth stand out in the crowded digital space.
Before fame, Lizbeth was just like any other curious young woman with a love for knowledge—and now, she shares that curiosity with millions. In her personal life, Lizbeth stays close to her family. She has a sister named Militzy, a brother named Jorge Alejandro, and a beloved dog named Benji who sometimes makes cameos in her posts. Her mother, Elma, has also been a supportive figure throughout her journey.
From her early days launching a YouTube channel to becoming a widely recognized name across multiple platforms, Lizbeth Castañeda Rivas continues to inspire with her creativity and intellect. And as her audience grows, so does the impact of her work—proving that with passion and consistency, anyone can turn their interests into something extraordinary.
She’s best known for her wildly popular “24 Hours” series on YouTube, where she takes on all kinds of challenges by doing one activity nonstop for a full day. These videos have really defined her content and helped her build a massive following. In fact, her channel has gained tremendous attention, especially from fans who love watching her push through fun, exhausting, and sometimes bizarre 24-hour tasks. She’s also grown a strong presence on Instagram, where her bethcast account has attracted over 3.6 million followers. Among her most-watched uploads, the “24 Horas” videos stand out—these are essentially Spanish-language versions of her signature challenge format, where she dives into different activities and sticks with them for an entire day. Whether it’s eating only one food or staying in a single spot, her dedication keeps viewers coming back. Her ability to engage audiences across platforms shows just how influential she’s become, and her consistent use of the 24-hour concept continues to resonate with fans around the world.