If you choose this route, look for "S-Acetyl Glutathione," which is a modified version designed to be more stable during digestion than "Reduced Glutathione." If you're comparing options, our guide on Which Is the Best Glutathione Supplement for Your Needs
It can range from daily or weekly initially for severe cases, to monthly or even every few months for maintenance
(2007) Effects of chronic and acute ozone exposure on lipid peroxidation and antioxidant capacity in healthy young adults
When the bodys antioxidant defenses, such as Glutathione, are depleted, oxidative damage can increase, and cells can become less responsive to insulin

References PubMed Preclinical safety evaluation of body protective compound-157, a potential drug for treating various wounds Current Pharmaceutical Design (PubMed) Stable gastric pentadecapeptide BPC-157: novel therapy in gastrointestinal tract PMC Utilizing developmentally essential secreted peptides such as Thymosin Beta-4 for regenerative therapies Annals of the New York Academy of Sciences (PubMed) Thymosin beta 4 and wound healing: new ideas PMC Emerging use of BPC-157 in orthopaedic sports medicine: a systematic review Johns Hopkins Arthritis Center How to give a subcutaneous injection PMC Subcutaneous drug delivery review: pharmacologic considerations ASIPP / Alternative Therapies in Health and Medicine Intra-articular injection of BPC-157 for multiple types of knee pain A4M Thymosin Beta-4 professional monograph PubMed Detection of thymosin beta-4 and related peptides in sport drug testing Journal of Physiology and Pharmacology (PubMed) BPC-157 activity at very low doses without toxicity in animal studies Expert Opinion on Biological Therapy (PubMed) Thymosin beta-4 and its role in wound healing CDC Vaccine administration: subcutaneous route (angle/site
