Kayla Itsines (@kayla_itsines) is ranked 5th on the Forza Fit 50 Fitness Instagram countdown of the biggest accounts with a total following of 7.6 million.

The Australian personal trainer, author and entrepreneur has created a series of fitness eBooks titled Bikini Body Guides, along with a meal planning and work out app. Kayla is on average gaining 9000 new followers every day as a result of her diverse Instagram profile.

Kayla Itsines Instagram

The FORZA Fit50 list is an annual countdown of the biggest fitness Instagram accounts worldwide – you can see the full list here. Diet & wellbeing brand FORZA Supplements manufacture and retail food supplements in the UK, including bestselling products Shake It Slim meal replacements and Raspberry K2 slimming pills.

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Forza Fit50 – 7th Place: Sveta Bilyalova

Forza Fit50 – 8th Place: Yanet Garcia

Forza Fit50 – 9th Place: Julia Gilas

Forza Fit50 – 10th Place: Katya Elise Henry