They are frequently mislabeled, compounded without oversight, and sometimes contaminated
Educational Example: How Dilution Affects Doses Imagine a 10mg vial of Retatrutide reconstituted with 1mL of bacteriostatic water
Sato K, Saigusa D, Kokubun T, Fujioka A, Feng Q, Saito R, Uruno A, Matsukawa N, Ohno-Oishi M, Kunikata H, Yokoyama Y, Yasuda M, Himori N, Omodaka K, Tsuda S, Maekawa S, Yamamoto M, Nakazawa T
Insider Tip: Even though topical GHK-Cu may protect the skin from UV damage, you should still use a broad-spectrum sunscreen of at least SPF 30 when you go out