I won't judge you for going down the rabbit hole online
In a recent study in which different biochemical assays in patient fibroblasts were correlated to clinical severity, residual oleate fatty acid oxidation flux turned out to be strongly correlated with clinical severity for VLCAD deficiency

Properties of BPC-157 Molecular Formula: CHNO Synonyms: BPC157, BPC 157, Bepecin, 8ED8NXK95P, Bpc 15, PLD-116, PL-14736, pl-10, Body protection compound 15 IUPAC Name: (4S)-4-[(2-aminoacetyl)amino]-5-[(2S)-2-[(2S)-2-[(2S)-2-[[2-[[(2S)-6-amino-1-[(2S)-2-[[(2S)-1-[[2-[[(2S)-1-[[(1S)-1-carboxy-2-methylpropyl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]carbamoyl]pyrrolidin-1-yl]-1-oxohexan-2-yl]amino]-2-oxoethyl]carbamoyl]pyrrolidine-1-carbonyl]pyrrolidine-1-carbonyl]pyrrolidin-1-yl]-5-oxopentanoic acid Molecular weight: 1419.5 g/mol CAS Number: 137525-51-0 PubChem CID: 155977614 Research Findings on BPC-157 A study has focused on the role of BPC-157 in angiogenesis and tissue repair mechanisms
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Local IGF-I/IGF-IR signaling promotes the growth, survival and differentiation of chondrocytes and osteoblasts, directly and indirectly, by altering other autocrine/paracrine signaling pathways in cartilage and bone, and by enhancing interactions among these skeletal cells through hormonal and physical means