There is no FDA-approved commercial injectable glutathione product available in the United States
References Badenhorst, T., Svirskis, D., Wilsher, T., & O'Sullivan, J
[DOI] [PMC free article] [PubMed] [Google Scholar] 53.Mailloux R.J

confirm exact ratio per batch) Purity : High purity (9899% HPLC per component batch-specific COA available) Form : Lyophilized powder (co-lyophilized) Intended Use : For research purposes only Chemical Compounds in the Blend BPC-157 Chemical Name : Body Protection Compound-157 Sequence : Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val Molecular Formula : CHNO Molecular Weight : ~1,794 Da Classification : Synthetic pentadecapeptide TB-500 (Thymosin Beta-4 fragment) Chemical Name : Thymosin Beta-4 active fragment Sequence : Ac-Lys-Lys-Thr-Glu-Thr-Gln (typical heptapeptide fragment) Molecular Formula : Varies by fragment (commonly referenced from Thymosin Beta-4) Molecular Weight : ~890 Da (for common fragment) Classification : Actin-sequestering peptide / regenerative fragment Research Background The BPC-157 + TB-500 blend is explored for complementary mechanisms: BPC-157 for localized tissue protection and healing, and TB-500 for systemic cytoskeletal organization, cell migration, and angiogenesis

This complex delivers a smaller molecular mix of glutathione, niacinamide and APLB ("A plus B") because I have been seeing this brand on my IG feed for awhile now and finally got the opportunity to try one of their brightening products
Their ability to stimulate collagen, reduce inflammation, enhance elasticity, improve tone, correct discoloration, and accelerate healing makes them a foundational ingredient in advanced skincare routines