You Should Avoid Using Nasal Tanning Sprays Melanotan II (Tan Jabs): Why They're Not Worth The Risk Are Peptides Legal Again in 2026? Here is what RFK Jr. Just Announced You Should Avoid Using Nasal Tanning Sprays In a major policy shift, the U.S. Food and Drug Administration is reconsidering restrictions on several controversial peptides, including trending compounds like BPC 157 and Melanotan II. The move comes as demand for Dangerous 'Barbie drug' Melanotan II sparks crackdown on social media influencers ABC News