OVERVIEW
TikTok partnered with Olympic Gold Medalist Nastia Liukin to drive awareness and creator participation within the fitness category through the #WitnessMyFitness challenge. The campaign leveraged influencer-led content to showcase TikTok’s short-form video, music, and editing tools while encouraging fitness creators to engage with the platform through a native challenge format.
#WitnessMyFitness Influencer Campaign
STRATEGIC SCOPE
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Influencer casting and contract negotiations
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Talent relations and deliverables management
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Campaign execution and content oversight
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Creative alignment with Sony brand guidelines
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Performance tracking and reporting
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FTC and platform compliance
HIGHLIGHTS & LEARNINGS
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Credible talent accelerated participation – Nastia Liukin’s authority in fitness increased trust and engagement with the challenge.
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Influencer-led demonstrations supported adoption – Showing TikTok’s tools in use helped signal value to fitness creators.
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In-feed content anchored performance – Primary posts delivered the majority of engagement.
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Stories reinforced awareness – Story placements supported visibility but were not a primary engagement driver.
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Scale matters for challenge mechanics – Broader creator participation would likely amplify sustained adoption and momentum.
KPIs
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Impressions and reach
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Video views
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Engagement rate
OBJECTIVE
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Increase awareness within the fitness creator community
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Drive creator participation through a challenge-based activation
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Demonstrate TikTok’s creative tools through influencer-led content
KEY RESULTS
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501.7K impressions
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398.5K video views
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28.3K engagements
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5.6% engagement rate
DELIVERABLES
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Instagram in-feed post introducing the #WitnessMyFitness challenge
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Instagram Story frames reinforcing participation and platform features
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Cross-posted campaign content to extend reach and visibility
TALENT
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Nastia Liukin – Olympic Gold Medalist and fitness influencer
