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This peptide may work as an alternative if you primarily take BPC-157 for joint health

High constitutive activity is an intrinsic feature of ghrelin receptor protein: a study with a functional monomeric GHS-R1a receptor reconstituted in lipid discs

Lysozyme as an alternative to growth promoting antibiotics in swine production

Moein Askarpour, Amir Hadi, Azadeh Dehghani Kari Bozorg, Omid Sadeghi, Ali Sheikhi, Maryam Kazemi, Ehsan Ghaedi, 2019 Oct - Ameliorating Hypertension and Insulin Resistance in Subjects at Increased Cardiovascular Risk: Effects of Acetyl-l-Carnitine Therapy

The researchers concluded that much more research is needed