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Topical glutathione: topical formulations are typically 1-2 % glutathione

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Researchers planning protocols are referred to the original primary literature cited in the References section for full methodological detail, including vehicle composition, injection volume, treatment timing relative to injury, and outcome assessment timepoints

Are these products intended for clinical use

The most recent comprehensive synthesis is a July 2025 systematic review in the HSS Journal , the musculoskeletal journal of the Hospital for Special Surgery in New York, led by Nikhil Vasireddi at Case Western Reserve University School of Medicine