A 2019 review of studies was published in The Lancet
Stack 1: structural nerve repair (BPC-157 + TB-500) This is the foundational neuropathy stack, combining the two peptides with the most direct evidence for nerve tissue regeneration
Detailed bioinformatic analysis of the molecular mechanisms suggested that the actions of L-carnitine against PCOS were pharmacologically achieved by regulating the PIK3R1/AKT1/mTOR pathway, HIF-1 signaling pathway, VEGF signaling pathway, TLR signaling pathway, C type lectin receptor signaling pathway, growth hormone synthesis, secretion and action, and platelet activation signaling pathway
Smith NK, Hackett TA, Galli A, Flynn CR (2019) GLP-1: molecular mechanisms and outcomes of a complex signaling system
L-carnitine L-tartrate is commonly used in sports nutrition and recovery formulas because it is practical for powders, capsules and tablets