Isabella Sastre

Fitness Instructor

Birthplace United States

#340,125 Most Popular

About

Fitness instructor, certified personal trainer, and online wellness coach known for sharing strength training routines, balanced lifestyle advice, and healthy recipes on social media under the handle @bellassastre. She is especially known for her fitness and lifestyle content on Instagram, TikTok, and YouTube, where she documents her workouts, nutrition tips, and day-to-day routines focused on sustainable health.

Before fame

She originally focused on improving her own health and fitness through strength training and lifestyle changes. She began sharing fitness content on TikTok, YouTube, and Instagram in 2021. Her early social media posts centered on documenting that journey including workout routines and lessons she learned while developing healthier habits. She decided to pursue professional certification as she became more knowledgeable and became an NCSF-certified personal trainer. 

Trivia

She has participated in fitness and running events including a lululemon 10K race in Miami. She left a traditional 9-to-5 career in finance in order to pursue fitness coaching and content creation full time. She enjoys cooking and baking.

Family life

She grew up in the United States and eventually became based in Miami, Florida, where she has built much of her career as a fitness coach and content creator. She has a sister.

Associated with

She posted a video with audio of Mitski's song "My Love Mine All Mine" on Instagram in November 2023.