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doi: 10.1038/s41598-022-18398-z 3 MllerTDFinanBBloomSRD'AlessioDDruckerDJFlattPRet al

Rev Neurosci (2016) 27(1):6170

For general skin anti-aging, systemic subcutaneous injection at 1 to 2 mg/day combined with topical application achieves the best tissue-level collagen response

Additional testing methodologies may involve mass spectrometrybased molecular weight confirmation, sequence validation, and stability profiling under defined storage and handling conditions

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