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According to a 2021 review, some studies suggest that L-carnitine may help improve: exercise and muscle recovery muscle oxygen supply exercise performance, endurance, and power However, the researchers note that some studies found no significant benefits from L-carnitine supplementation on these parameters

Research Areas Both peptides have been studied in the context of tissue repair, but in different specific areas: BPC-157 has been studied for tendon and ligament healing, gastric and intestinal protection, muscle repair, bone healing, and neuroprotective effects

Conversely, excessively long hydration may promote drug degradation

To address this, these same people seek to build GHK levels back up through products or peptide treatments that provide it

Here, the peptide is often mixed into a cream or serum base