Function Health vs Walgreens
Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $298M Series B (Nov 2025) at $2.5B valuation. Largest-ever longevity raise. 160+ lab tests + full-body MRI. Medical Intelligence AI model launched.
About
Function Health is a consumer preventive diagnostics company offering 160+ laboratory tests plus a $499 full-body MRI scan, all direct-to-consumer with AI-powered health intelligence layered on top. The company raised $298 million in Series B financing in November 2025 at a $2.5 billion valuation — the largest private fundraise in the longevity and preventive health space in history. The Medical Intelligence generative AI model, launched alongside the round, personalizes health guidance based on longitudinal biomarker data accumulated across repeat testing cycles.
NASDAQ-listed (WBA) US pharmacy giant with 8,700 stores going private via Sycamore Partners LBO in 2024; major restructuring after 70% stock decline, clinic write-downs, and dividend cuts.
About
Walgreens Boots Alliance (NASDAQ: WBA) is the largest US pharmacy chain and global pharmacy-led health and wellness company — operating approximately 8,700 Walgreens locations in the US alongside Boots pharmacies in the UK and other international markets, providing prescription medications, over-the-counter health products, beauty items, and health clinic services through the largest drugstore footprint in the US. WBA generated $147 billion in revenue in fiscal year 2024 and serves approximately 9 million customers daily, making it one of the most visited retail destinations in the US.
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