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Muscle repair peptides are a category of therapeutic agents that are designed to promote the healing and repair of damaged muscle tissue. Peptides are short chain amino acids that are linked together by peptide bonds. These bonds are very strong and allow the peptide to maintain its structure and function. Muscle repair peptides work by stimulating the body’s own natural healing mechanisms to repair damaged tissue.
There are a variety of different peptides that have been shown to be effective for muscle repair, including but not limited to: growth hormone releasing factors, insulin-like growth factor 1 (IGF-1), transforming growth factor beta (TGF-β), and platelet-derived growth factor (PDGF). Each of these peptides has a unique mechanism of action and can be used alone or in combination with other agents for optimal effect.
Growth hormone releasing factors (GHRFs) are a class of peptides that stimulate the release of growth hormone from the pituitary gland. Growth hormone is a critical regulator of skeletal muscle growth and regeneration. GHRFs have been shown to increase muscle mass, improve wound healing, and reduce inflammation. IGF-1 is a protein that is similar in structure to insulin. It plays an important role in cell proliferation, differentiation, and survival. IGF-1 has been shown to promote muscle hypertrophy (growth) and help repair damaged muscle tissue. TGF-β is a cytokine that regulates cell proliferation, cell differentiation.