Kayla Itsines

Kayla Itsines ( ; born 21 May 1991) is an Australian personal trainer, author and entrepreneur. She is the co-creator of a series of fitness ebooks titled Bikini Body Guides, and a meal-planning and workout app, Sweat with Kayla. In 2016, Sweat with Kayla generated more revenue than any other fitness app.

In March 2016, Time named Itsines one of the 30 most influential people on the Internet, noting her success at leveraging social media to promote her brand. As of October 2016, Itsines had eight million followers on Facebook and 12.5 million on Instagram.

Early life Itsines traces her interest in fitness to playing basketball and other sports. She recalls being initially intimidated and overwhelmed by the gym, until a personal trainer encouraged her to "just start somewhere". Finding that she enjoyed how the workouts made her feel, she abandoned her original plans to become a beauty therapist graduating from the Australian Institute of Fitness at the age of 18

Career Itsines found work at a women's gym in Adelaide. while also being concerned about becoming too bulky.

She also started training her sister's friends who wanted to improve their fitness so they could play Netball on their high school team, focusing on building core strength and powerful legs.

The BBG program is based on 28-minute high-intensity workouts to be completed three times per week. New York City, Los Angeles, and London. Itsines took legal action against another Adelaide-based personal trainer, Leanne Ratcliffe, and Ratcliffe's partner Harley Johnstone over comments they had posted on their YouTube channels. Ratcliffe, publishing under the pseudonym "Freelee the Banana Girl", had claimed that the BBG eating plan required users to starve themselves, and Johnstone, publishing as "Durianrider", claimed that Pearce used steroids.

In November 2016, Pan Macmillan published Itsines' first print book, The Bikini Body 28-Day Eating and Lifestyle Guide.

Itsines credits her social media success to keeping the focus on her followers and their fitness journeys rather than on herself and her journey.

From 2018, her wealth was observed as $63 million.

Personal life Itsines is the daughter of Anna and Jim Itsines, both teachers. She credits many of her food choices to her Greek upbringing.

In July 2022, Itsines announced her engagement to her current partner Jae Woodroffe, whom she had been dating since 2021. This was shortly followed by the announcement of her second pregnancy. She gave birth to their son in January 2023 and married Woodroffe in December 2023. In March 2026, Itsines and her husband purchased a $13 million waterfront mansion in Mermaid Waters, Queensland. The property includes luxury amenities.

Net worth In October 2016, Itsines and her then partner, Tobi Pearce, were included in the BRW "Young Rich" list of the wealthiest Australians aged under 40 who had not inherited their money. Their net worth was reported at 46 million in 2016. Itsines and Pearce's net worth was estimated as 486 million on the Financial Review 2019 Rich List. Itsines' net worth did not meet the 472 million cut-off for the Financial Review 2020 Rich List.