Here’s everything you need to know about what peptides are and why they’re flooding your social media feed. If you’ve scrolled social media lately, you may have heard people talking about GHK-CU, BPC-157, TB-500 and “stacks” on podcasts and TikTok feeds. Who’s taking peptides? A friend told her about trying BPC-157 after an injury, and before long Smith’s social media was flooded with talk of peptides. And what really scares me are these side effects and contra-indications of who should and shouldn’t be taking what peptides,” Smith says.

Source: Stuff March 25, 2026 20:16 UTC