BPC 157 for Bodybuilders: Joint Recovery, Tendon Health, and Off Cycle A peptide cycle length is how long you use a peptide before pausing or reassessing. , Too short and you wont see full results. Too long and your body adapts, making it less effective. , Every What Is BPC 157? How It Works and Where to Buy It Online BCP 157 and TB 500 often get lumped together because theyre both healing peptides, but they work a bit differently and shine in different situations. When paired together, it is referred to as the