The Culture Effect

The Culture Effect

Injectable peptide therapy went mainstream in 2025, priming consumers for the next big wellness wave

By Lexy Lebsack

Jan 5, 2026

Empowered by the blessing of health secretary RFK. Jr., TikTok biohackers ushered peptide therapy into the mainstream online in 2025. Now the controversial treatment is primed to shake up the wellness industry thanks to a wave of educational and anecdotal social content, business investments, and new technology set to drive its reach in the U.S. in the next two years.

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